Log of /trunk/NationalProblemLibrary

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Revision 178 - Directory Listing
Modified Wed Apr 19 20:24:25 2006 UTC (7 years, 1 month ago) by jj

Problem cleanup.

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Revision 177 - Directory Listing
Modified Wed Apr 19 18:07:54 2006 UTC (7 years, 1 month ago) by jj

Cleaned question and added picture.

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Revision 176 - Directory Listing
Modified Wed Apr 19 18:04:36 2006 UTC (7 years, 1 month ago) by jj

Minor cleaning and corrected variable name to t.

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Revision 175 - Directory Listing
Modified Wed Apr 19 18:02:07 2006 UTC (7 years, 1 month ago) by jj

Removed redundant problem

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Revision 174 - Directory Listing
Modified Wed Apr 19 17:59:24 2006 UTC (7 years, 1 month ago) by jj

Remove redundant problem.

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Revision 173 - Directory Listing
Modified Wed Apr 19 17:57:45 2006 UTC (7 years, 1 month ago) by jj

Minor corrections/cleaning.

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Revision 172 - Directory Listing
Modified Tue Apr 18 23:02:44 2006 UTC (7 years, 1 month ago) by jj

Fixed bug 1008, empty set not being properly accepted.

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Revision 171 - Directory Listing
Modified Tue Apr 18 22:43:29 2006 UTC (7 years, 1 month ago) by jj

Fixed bug 1000: reduced the amount of randomization (so that the error terms
are not so small) and changing the tests on the last 2 values to be more
sensitive.

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Revision 170 - Directory Listing
Modified Tue Apr 18 22:20:35 2006 UTC (7 years, 1 month ago) by jj

Fixed bug 1012; delicate phrasing of a question about where a function is
increasing.

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Revision 169 - Directory Listing
Modified Tue Apr 18 18:34:19 2006 UTC (7 years, 1 month ago) by jj

Fixed bug 1013 - wrong answers.

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Revision 168 - Directory Listing
Modified Tue Apr 18 18:20:40 2006 UTC (7 years, 1 month ago) by jj

Fixed bug 1014; typesetting issues.

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Revision 167 - Directory Listing
Modified Fri Apr 14 17:12:43 2006 UTC (7 years, 1 month ago) by jj

Fixed bug 1011; made checking of intervals sloppy and fixed open/closed parts of the intervals for when students can see the correct answers.

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Revision 166 - Directory Listing
Modified Wed Apr 12 18:30:38 2006 UTC (7 years, 1 month ago) by jjholt

Remove filler files.  --JH

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Revision 165 - Directory Listing
Modified Wed Apr 12 18:28:52 2006 UTC (7 years, 1 month ago) by jjholt

Remove filler file.  --JH

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Revision 164 - Directory Listing
Modified Wed Apr 12 18:26:14 2006 UTC (7 years, 1 month ago) by jjholt

Remove Filler Files.  --JH

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Revision 163 - Directory Listing
Modified Wed Apr 12 18:24:42 2006 UTC (7 years, 1 month ago) by jjholt

Removed filler file.  --JH

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Revision 162 - Directory Listing
Modified Wed Apr 12 18:23:38 2006 UTC (7 years, 1 month ago) by jjholt

Removed Filler File --JH

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Revision 161 - Directory Listing
Modified Wed Apr 12 00:20:04 2006 UTC (7 years, 1 month ago) by jj

Fixed bug 1003 (limits in answer).

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Revision 160 - Directory Listing
Modified Tue Apr 11 21:06:15 2006 UTC (7 years, 1 month ago) by jj

Fixed tag typo.

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Revision 159 - Directory Listing
Modified Tue Apr 11 17:59:33 2006 UTC (7 years, 1 month ago) by jj

Fixed typo in section tag.

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Revision 158 - Directory Listing
Modified Tue Apr 11 17:51:32 2006 UTC (7 years, 1 month ago) by jj

Insure that entries of matrix are rounded or we get a bad display when some
should be 0.

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Revision 157 - Directory Listing
Modified Tue Apr 11 17:50:05 2006 UTC (7 years, 1 month ago) by jj

Fixed problem with blank answer.

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Revision 156 - Directory Listing
Modified Tue Apr 11 16:55:13 2006 UTC (7 years, 1 month ago) by jjholt

Added tags.  --JH

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Revision 155 - Directory Listing
Modified Thu Apr 6 18:14:50 2006 UTC (7 years, 1 month ago) by jj

Fixed bug 999; correct answer was off by one.

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Revision 154 - Directory Listing
Modified Thu Apr 6 17:51:28 2006 UTC (7 years, 1 month ago) by jj

Moved tags from one file to another, and deleting redundant file.

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Revision 153 - Directory Listing
Modified Thu Apr 6 17:48:58 2006 UTC (7 years, 1 month ago) by jj

Removed redundant file.

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Revision 152 - Directory Listing
Modified Thu Apr 6 17:44:22 2006 UTC (7 years, 1 month ago) by jj

Fixed bug 1005, a potential sign error in the answer.

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Revision 151 - Directory Listing
Modified Wed Apr 5 16:06:15 2006 UTC (7 years, 1 month ago) by ziemer

Changed code to fix the empty answer not counted correct bug, used Parser based solution.
see: http://webhost.math.rochester.edu/webworkdocs/discuss/msgReader$4071?mode=topic&y=2006&m=4&d=4

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Revision 150 - Directory Listing
Modified Mon Apr 3 16:38:30 2006 UTC (7 years, 1 month ago) by jj

Fixed bug from str_cmp called with blank input.

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Revision 149 - Directory Listing
Modified Wed Mar 29 20:12:44 2006 UTC (7 years, 1 month ago) by jj

Fixed percent signs.

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Revision 148 - Directory Listing
Modified Wed Mar 29 18:02:14 2006 UTC (7 years, 1 month ago) by jj

Removed placeholder problems.

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Revision 147 - Directory Listing
Modified Wed Mar 29 14:46:49 2006 UTC (7 years, 1 month ago) by jjholt

Updated tags.  --JH

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Revision 146 - Directory Listing
Modified Sun Mar 26 22:31:31 2006 UTC (7 years, 1 month ago) by jj

Initial import

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Revision 145 - Directory Listing
Modified Sun Mar 26 22:21:31 2006 UTC (7 years, 1 month ago) by jj

Initial import

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Revision 144 - Directory Listing
Modified Sun Mar 26 15:53:04 2006 UTC (7 years, 1 month ago) by jj

Initial import

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Revision 143 - Directory Listing
Modified Sun Mar 26 15:09:45 2006 UTC (7 years, 1 month ago) by jj

Initial import

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Revision 142 - Directory Listing
Modified Sun Mar 26 05:41:42 2006 UTC (7 years, 1 month ago) by jj

Initial import.

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Revision 141 - Directory Listing
Modified Sun Mar 26 04:58:01 2006 UTC (7 years, 1 month ago) by jj

Initial import

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Revision 140 - Directory Listing
Modified Sun Mar 26 04:46:44 2006 UTC (7 years, 1 month ago) by jj

Initial import.

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Revision 139 - Directory Listing
Modified Sun Mar 26 02:13:27 2006 UTC (7 years, 1 month ago) by jj

Initial import.

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Revision 138 - Directory Listing
Modified Sat Mar 25 18:07:42 2006 UTC (7 years, 1 month ago) by jj

Minor cleanup of problem code.

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Revision 137 - Directory Listing
Modified Sat Mar 25 17:59:15 2006 UTC (7 years, 1 month ago) by jj

Fixed bug 998, incorrect sign in the answer.

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Revision 136 - Directory Listing
Modified Fri Mar 24 21:29:26 2006 UTC (7 years, 1 month ago) by jjholt

Added tags.  --JH

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Revision 135 - Directory Listing
Modified Wed Mar 22 22:34:12 2006 UTC (7 years, 2 months ago) by jj

Initial import.

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Revision 134 - Directory Listing
Modified Wed Mar 22 22:31:23 2006 UTC (7 years, 2 months ago) by jj

Import of new files.

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Revision 133 - Directory Listing
Modified Wed Mar 22 20:23:04 2006 UTC (7 years, 2 months ago) by jjholt

Fixed tags.  --JH

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Revision 132 - Directory Listing
Modified Tue Mar 21 23:37:42 2006 UTC (7 years, 2 months ago) by jj

Fixed wording and did a little cleaning.

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Revision 131 - Directory Listing
Modified Tue Mar 21 21:26:17 2006 UTC (7 years, 2 months ago) by jj

Removed extraneous keywords.

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Revision 130 - Directory Listing
Modified Tue Mar 21 20:04:59 2006 UTC (7 years, 2 months ago) by jj

Fixed bugs in problem.

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Revision 129 - Directory Listing
Modified Tue Mar 21 14:29:04 2006 UTC (7 years, 2 months ago) by jjholt

Added tags.  --JH

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Revision 128 - Directory Listing
Modified Mon Mar 20 15:35:20 2006 UTC (7 years, 2 months ago) by jjholt

Added tags.  --JH

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Revision 127 - Directory Listing
Modified Sun Mar 19 19:42:55 2006 UTC (7 years, 2 months ago) by jj

Fixed tag typos

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Revision 126 - Directory Listing
Modified Sun Mar 19 19:35:27 2006 UTC (7 years, 2 months ago) by jj

Fixed tag typos.

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Revision 125 - Directory Listing
Modified Sun Mar 19 18:23:49 2006 UTC (7 years, 2 months ago) by jj

Fixed bug 997; allow numerator/denominator parts of answers to be off by a sign.

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Revision 124 - Directory Listing
Modified Thu Mar 16 14:26:07 2006 UTC (7 years, 2 months ago) by jjholt

Added tags.  --JH

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Revision 123 - Directory Listing
Modified Tue Mar 14 19:02:35 2006 UTC (7 years, 2 months ago) by jjholt

Put in tags.  --JH

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Revision 122 - Directory Listing
Modified Tue Mar 14 18:27:27 2006 UTC (7 years, 2 months ago) by jjholt

Fixed problem tag.  --JH

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Revision 121 - Directory Listing
Modified Tue Mar 14 17:32:16 2006 UTC (7 years, 2 months ago) by jjholt

Updated tags on 3/14/06.  --JH

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Revision 120 - Directory Listing
Modified Mon Mar 13 19:00:23 2006 UTC (7 years, 2 months ago) by jjholt

Updated tags -- March 13, 2006

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Revision 119 - Directory Listing
Modified Fri Mar 10 18:03:06 2006 UTC (7 years, 2 months ago) by jjholt

Fixed broken tags.  --JH

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Revision 118 - Directory Listing
Modified Wed Mar 8 17:11:01 2006 UTC (7 years, 2 months ago) by jj

Fixed wrong answers.

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Revision 117 - Directory Listing
Modified Wed Mar 8 17:05:23 2006 UTC (7 years, 2 months ago) by jj

Fixed wrong answer.

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Revision 116 - Directory Listing
Modified Tue Mar 7 22:13:51 2006 UTC (7 years, 2 months ago) by jj

Fixed faulty tags.

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Revision 115 - Directory Listing
Modified Tue Mar 7 03:31:24 2006 UTC (7 years, 2 months ago) by jj

Cleaned up display and macro loading.

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Revision 114 - Directory Listing
Modified Fri Mar 3 18:07:12 2006 UTC (7 years, 2 months ago) by jj

Fixed tags.

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Revision 113 - Directory Listing
Modified Fri Mar 3 17:47:09 2006 UTC (7 years, 2 months ago) by jj

Cleaned  up display; removed unused macros.

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Revision 112 - Directory Listing
Modified Wed Mar 1 19:39:37 2006 UTC (7 years, 2 months ago) by jj

Updated to use a list checker.

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Revision 111 - Directory Listing
Modified Tue Feb 28 20:33:57 2006 UTC (7 years, 2 months ago) by jj

Fixed bug 987; changed y-values in statement to match the rest of the question.

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Revision 110 - Directory Listing
Modified Mon Feb 27 21:44:58 2006 UTC (7 years, 2 months ago) by jj

Fixed bug 981: made sure the graphs don't cross.

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Revision 109 - Directory Listing
Modified Mon Feb 27 20:27:01 2006 UTC (7 years, 2 months ago) by jjholt

*** empty log message ***

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Revision 108 - Directory Listing
Modified Mon Feb 27 15:10:52 2006 UTC (7 years, 2 months ago) by jj

Some cleaning and added a note that the final answer had to be expressed in t.

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Revision 107 - Directory Listing
Modified Thu Feb 23 19:01:53 2006 UTC (7 years, 2 months ago) by jj

Fixed broken tag.

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Revision 106 - Directory Listing
Modified Thu Feb 23 18:31:32 2006 UTC (7 years, 2 months ago) by jj

Fixed bug 985 by removing the hint.

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Revision 105 - Directory Listing
Modified Thu Feb 23 18:25:17 2006 UTC (7 years, 2 months ago) by jj

Fixed bug 984, changing the answer and clarifying the wording.

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Revision 104 - Directory Listing
Modified Thu Feb 23 17:55:00 2006 UTC (7 years, 2 months ago) by jj

Initial import.

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Revision 103 - Directory Listing
Modified Thu Feb 23 17:49:48 2006 UTC (7 years, 2 months ago) by jj

New files.

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Revision 102 - Directory Listing
Modified Thu Feb 23 17:47:27 2006 UTC (7 years, 2 months ago) by jj

New files

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Revision 101 - Directory Listing
Modified Wed Feb 22 20:38:15 2006 UTC (7 years, 2 months ago) by jjholt

Tags as of Feb 22, 2006.
--JH

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Revision 100 - Directory Listing
Modified Wed Feb 22 16:59:35 2006 UTC (7 years, 2 months ago) by jj

New files.

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Revision 99 - Directory Listing
Modified Wed Feb 22 16:46:22 2006 UTC (7 years, 2 months ago) by jj

New files.

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Revision 98 - Directory Listing
Modified Tue Feb 21 21:48:38 2006 UTC (7 years, 2 months ago) by jj

New files.

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Revision 97 - Directory Listing
Modified Tue Feb 21 21:42:17 2006 UTC (7 years, 2 months ago) by jj

New file.

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Revision 96 - Directory Listing
Modified Tue Feb 21 21:41:53 2006 UTC (7 years, 2 months ago) by jj

New files.

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Revision 95 - Directory Listing
Modified Tue Feb 21 20:26:53 2006 UTC (7 years, 2 months ago) by jj

New files.

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Revision 94 - Directory Listing
Modified Tue Feb 21 20:25:12 2006 UTC (7 years, 2 months ago) by jj

New files

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Revision 93 - Directory Listing
Modified Mon Feb 20 15:00:13 2006 UTC (7 years, 3 months ago) by jj

Fixed bug 979 by ensuring the graphs would not cross.

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Revision 92 - Directory Listing
Modified Thu Feb 9 23:19:30 2006 UTC (7 years, 3 months ago) by jj

Removed: problem didn't work.

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Revision 91 - Directory Listing
Modified Thu Feb 9 21:43:18 2006 UTC (7 years, 3 months ago) by jjholt

*** empty log message ***

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Revision 90 - Directory Listing
Modified Thu Feb 9 18:02:23 2006 UTC (7 years, 3 months ago) by jj

Fixed bug 975.  Also gave partial credit.

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Revision 89 - Directory Listing
Modified Thu Feb 9 17:34:34 2006 UTC (7 years, 3 months ago) by jj

Fixed bug 973; removed author tag; minor cleanup.

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Revision 88 - Directory Listing
Modified Wed Feb 8 19:48:00 2006 UTC (7 years, 3 months ago) by jj

Fixed bug 977, including endpoints in some answer checking.

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Revision 87 - Directory Listing
Modified Wed Feb 8 19:34:39 2006 UTC (7 years, 3 months ago) by jj

Fixed bug 976, including endpoints in some intervals in answers.

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Revision 86 - Directory Listing
Modified Wed Feb 8 18:01:19 2006 UTC (7 years, 3 months ago) by jj

Fixed sign in one of the answers.

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Revision 85 - Directory Listing
Modified Sun Feb 5 15:52:18 2006 UTC (7 years, 3 months ago) by jj

Fixed bug 967 and made the answer look a little nicer.

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Revision 84 - Directory Listing
Modified Sun Feb 5 15:39:48 2006 UTC (7 years, 3 months ago) by jj

Fixed bug 966.  Also changed fill in the blanks with pop up lists and
increased the size of the displayed fractions.

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Revision 83 - Directory Listing
Modified Sun Jan 29 21:03:14 2006 UTC (7 years, 3 months ago) by jj

Fixed bug 963; changed a sign in the displayed formula.

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Revision 82 - Directory Listing
Modified Sun Jan 29 19:21:18 2006 UTC (7 years, 3 months ago) by jj

Fixed bug 959, calculation of constants in the problem.

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Revision 81 - Directory Listing
Modified Fri Jan 27 04:31:30 2006 UTC (7 years, 3 months ago) by jj

Fixed question to match the answer (answer was for infinite sum).

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Revision 80 - Directory Listing
Modified Tue Jan 24 19:57:51 2006 UTC (7 years, 3 months ago) by jj

Fixed bug 956 (answer was wrong); removed unneeded macros; used pi in
the answer instead of the numerical value.

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Revision 79 - Directory Listing
Modified Mon Jan 23 02:22:43 2006 UTC (7 years, 3 months ago) by jj

Fixed bug - making strings latex math mode and using them in computations
don't work.

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Revision 78 - Directory Listing
Modified Sun Jan 22 17:28:54 2006 UTC (7 years, 3 months ago) by jj

Removed unneeded macros from loadmacros call.

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Revision 77 - Directory Listing
Modified Sun Jan 22 17:27:01 2006 UTC (7 years, 3 months ago) by jj

Fixed bug 880 and added drop-down lists for picking words max/min.

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Revision 76 - Directory Listing
Modified Sun Jan 22 15:04:08 2006 UTC (7 years, 3 months ago) by jj

Fixed bug 860.

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Revision 75 - Directory Listing
Modified Sun Jan 22 14:25:58 2006 UTC (7 years, 3 months ago) by jj

Fixed bug 951 by changing to a list checker for the answer.

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Revision 74 - Directory Listing
Modified Sun Jan 22 14:17:22 2006 UTC (7 years, 3 months ago) by jj

Fixed bug 909.

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Revision 73 - Directory Listing
Modified Sun Jan 22 00:29:31 2006 UTC (7 years, 4 months ago) by jj

Fixed bug 876.

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Revision 72 - Directory Listing
Modified Sun Jan 22 00:21:46 2006 UTC (7 years, 4 months ago) by jj

Fixed bug 867, and did a little cleanup.

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Revision 71 - Directory Listing
Modified Sun Jan 22 00:10:33 2006 UTC (7 years, 4 months ago) by jj

Initial import.

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Revision 70 - Directory Listing
Modified Sun Jan 22 00:06:24 2006 UTC (7 years, 4 months ago) by jj

Minor cleanup.

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Revision 69 - Directory Listing
Modified Sat Jan 21 23:59:09 2006 UTC (7 years, 4 months ago) by jj

Fixed bug 866, did a little cleaning and added new files.

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Revision 68 - Directory Listing
Modified Thu Jan 19 20:07:34 2006 UTC (7 years, 4 months ago) by jjholt

Adjusted number of days so that it's correct for June.

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Revision 67 - Directory Listing
Modified Tue Jan 17 23:55:23 2006 UTC (7 years, 4 months ago) by jjholt

Repaired bug #872, changing the offending answers from "D" to "C"
to better reflect their true convergent nature.  --JH

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Revision 66 - Directory Listing
Modified Mon Jan 16 19:39:09 2006 UTC (7 years, 4 months ago) by jj

Improved problem.

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Revision 65 - Directory Listing
Modified Mon Jan 16 17:43:19 2006 UTC (7 years, 4 months ago) by jj

Added instructions.

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Revision 64 - Directory Listing
Modified Mon Jan 16 17:17:15 2006 UTC (7 years, 4 months ago) by jj

Added database subject entry.

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Revision 63 - Directory Listing
Modified Sat Jan 14 02:17:26 2006 UTC (7 years, 4 months ago) by jj

New files.

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Revision 62 - Directory Listing
Modified Sat Jan 14 02:16:17 2006 UTC (7 years, 4 months ago) by jj

New files for the library.

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Revision 61 - Directory Listing
Modified Sat Jan 14 02:13:08 2006 UTC (7 years, 4 months ago) by jj

New problems for the library.

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Revision 60 - Directory Listing
Modified Fri Jan 13 21:39:10 2006 UTC (7 years, 4 months ago) by jjholt

Fixed bug #908; Deleted brace.

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Revision 59 - Directory Listing
Modified Wed Jan 11 03:21:37 2006 UTC (7 years, 4 months ago) by jj

Fixed bug 865, display of decimal in problem.

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Revision 58 - Directory Listing
Modified Wed Jan 11 03:05:18 2006 UTC (7 years, 4 months ago) by jj

Fixed bug 864; added limits for function answer checking.

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Revision 57 - Directory Listing
Modified Wed Jan 11 02:57:18 2006 UTC (7 years, 4 months ago) by jj

Fixed bug 861.

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Revision 56 - Directory Listing
Modified Wed Jan 11 02:44:46 2006 UTC (7 years, 4 months ago) by jj

Fixed bug 858, and cleaned up problems making true/false selection into
popups.

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Revision 55 - Directory Listing
Modified Wed Jan 11 02:21:27 2006 UTC (7 years, 4 months ago) by jj

Fixed bug 851 (on what is the correct answer) plus a little cleanup.

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Revision 54 - Directory Listing
Modified Tue Jan 10 22:52:16 2006 UTC (7 years, 4 months ago) by jj

Fixed bug 847 (use num_cmp for checking numbers).

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Revision 53 - Directory Listing
Modified Tue Dec 27 19:14:30 2005 UTC (7 years, 4 months ago) by jj

Expanded the value range for the function answer checking to get a
bigger range of values.

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Revision 52 - Directory Listing
Modified Tue Dec 27 19:08:08 2005 UTC (7 years, 4 months ago) by jj

Reorganized answer and added values for the checking of the limits in
the answer checking.  Should fix bug 933.

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Revision 51 - Directory Listing
Modified Thu Dec 22 22:34:30 2005 UTC (7 years, 4 months ago) by jj

Fixed coefficients of +/-1 in displayed rational function.

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Revision 50 - Directory Listing
Modified Fri Dec 16 20:01:53 2005 UTC (7 years, 5 months ago) by jj

Initial import.

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Revision 49 - Directory Listing
Modified Mon Dec 12 18:07:34 2005 UTC (7 years, 5 months ago) by jj

Fixed bug 931 (last answer); added helpLinks for interval notation;
removed unneeded macro files; changed convention for lists with no
elements from -1000 to None.

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Revision 48 - Directory Listing
Modified Sun Dec 11 02:00:28 2005 UTC (7 years, 5 months ago) by jj

Fixed misspellings, removed extra = (bug 930), and converted some entry blanks to pop_up_lists.

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Revision 47 - Directory Listing
Modified Sat Dec 10 23:59:50 2005 UTC (7 years, 5 months ago) by jj

Fixed bug in answer (bug 927).

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Revision 46 - Directory Listing
Modified Wed Dec 7 05:07:03 2005 UTC (7 years, 5 months ago) by jj

Fixed misspellings (bug 925).

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Revision 45 - Directory Listing
Modified Wed Dec 7 02:28:06 2005 UTC (7 years, 5 months ago) by jj

Fixed answer (bug 924) and added randomization.

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Revision 44 - Directory Listing
Modified Tue Dec 6 02:07:04 2005 UTC (7 years, 5 months ago) by jj

Fix bug 992 (^ used for exponentiation in perl code).

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Revision 43 - Directory Listing
Modified Thu Dec 1 21:21:55 2005 UTC (7 years, 5 months ago) by jj

A little more cleanup, finishing bug 904.

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Revision 42 - Directory Listing
Modified Thu Dec 1 18:17:07 2005 UTC (7 years, 5 months ago) by jj

Added parentheses to fix bug 915;
  adjusted the spacing of the display in the integrals;
  removed parents from display in one integral;
  adjusted randomization so some students don't get easier versions.

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Revision 41 - Directory Listing
Modified Thu Dec 1 18:05:17 2005 UTC (7 years, 5 months ago) by jj

Fixed bug 913 (misspelling);
      cleaned up display of equations (1,-1,0 coefs);
      deleted extraneous equal sign;
      removed unneeded macro loadings;
      quoted answers so that show answers shows their form.

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Revision 40 - Directory Listing
Modified Wed Nov 30 19:21:28 2005 UTC (7 years, 5 months ago) by jj

Fixed misspelling (bug 912), and changed fill in the blanks to pop up menus.

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Revision 39 - Directory Listing
Modified Wed Nov 30 18:45:06 2005 UTC (7 years, 5 months ago) by jj

Revised wording (fixing bug 911), and improved the display of equations
to use math mode, and to handle coefficients of 0, 1, and -1.

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Revision 38 - Directory Listing
Modified Wed Nov 30 18:27:39 2005 UTC (7 years, 5 months ago) by jj

Fixed bug 910 (misspelling); adjusted some spacing; put a variable in math mode in the text.

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Revision 37 - Directory Listing
Modified Wed Nov 30 18:17:24 2005 UTC (7 years, 5 months ago) by jj

Remove debugging info, and adjust tolerance of answer checking to be the
maximum of a reasonable tolerance, and what it would take to insure both
the expected answer and the optimal answer are accepted.

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Revision 36 - Directory Listing
Modified Mon Nov 28 19:51:14 2005 UTC (7 years, 5 months ago) by jj

Removed extraneous randomization, adjusted randomization so that the answer fits the requirement of |x|<1 for the last part, adjusted answer checking so that both the expected estimate and the correct answer are accepted as correct.

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Revision 35 - Directory Listing
Modified Mon Nov 28 19:21:01 2005 UTC (7 years, 5 months ago) by jj

Deals with the most immediate problem of bug 904.  There is still some
updating to be done.

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Revision 34 - Directory Listing
Modified Mon Nov 28 14:55:17 2005 UTC (7 years, 5 months ago) by jj

Fixed bug 905.

Used Parser answer checkers to handle intevals where we want to allow the empty set,
and cleaned up kludgy conventions of what to do in special circumstances (enter -1000
if this happens).

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Revision 33 - Directory Listing
Modified Mon Nov 28 05:13:39 2005 UTC (7 years, 5 months ago) by jj

Fixed bug 903 (label E as bareword appears as 2.718...).

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Revision 32 - Directory Listing
Modified Sun Nov 27 04:50:03 2005 UTC (7 years, 5 months ago) by jj

Fixed answer checking to match the current version of interval_cmp, where it has to indicate unions=>'no' when checking points.

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Revision 31 - Directory Listing
Modified Sat Nov 26 17:28:49 2005 UTC (7 years, 5 months ago) by jj

Fixed range for checking the function; adjusted note since webwork now accepts sin^(-1)(x); did a nicestring; adjusted randomization to avoid a simple case 1/8 of the time.

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Revision 30 - Directory Listing
Modified Sat Nov 26 17:09:19 2005 UTC (7 years, 5 months ago) by jj

Fixed the answer for the domain, and did basic cleaning of the pg file.  This
uses parser directly for the intervals - it makes the correct answer display
better.

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Revision 29 - Directory Listing
Modified Wed Nov 23 14:58:20 2005 UTC (7 years, 5 months ago) by jj

Fixed problem where a denominator could be 0, and cleaned up display of
the rational function so that coefficients of 1 are handled.

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Revision 28 - Directory Listing
Modified Tue Nov 22 18:12:12 2005 UTC (7 years, 5 months ago) by jj

Fixed bug 897 in setting the correct answer, plus a little cosmetic
cleanup.

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Revision 27 - Directory Listing
Modified Mon Nov 21 20:05:55 2005 UTC (7 years, 6 months ago) by jj

Fixed typo (bug 890) and did an overhaul of the answer checking.

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Revision 26 - Directory Listing
Modified Mon Nov 21 00:59:33 2005 UTC (7 years, 6 months ago) by jj

Fixed bug 889 on duplicate entries for dne in answer evaluators.

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Revision 25 - Directory Listing
Modified Sun Nov 20 22:43:07 2005 UTC (7 years, 6 months ago) by jj

Fixed bug 887 on correctness of the answer, and did some other cosmetic cleanup.

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Revision 24 - Directory Listing
Modified Sun Nov 20 15:20:01 2005 UTC (7 years, 6 months ago) by jj

Fixed spelling of gradient, and made 2 answers look nicer.

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Revision 23 - Directory Listing
Modified Sun Nov 20 15:13:25 2005 UTC (7 years, 6 months ago) by jj

Fixed bug 888 on missing multiplication between coefficients.

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Revision 22 - Directory Listing
Modified Sat Nov 19 19:06:30 2005 UTC (7 years, 6 months ago) by jj

Innocuous clean up.

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Revision 21 - Directory Listing
Modified Sat Nov 19 19:00:01 2005 UTC (7 years, 6 months ago) by jj

Fixed bug in answer.

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Revision 20 - Directory Listing
Modified Thu Nov 17 17:48:28 2005 UTC (7 years, 6 months ago) by jj

Fixed missing element of list; converted fill in the blanks with pop up
lists; removed extraneous macro requirements.

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Revision 19 - Directory Listing
Modified Wed Nov 16 18:52:23 2005 UTC (7 years, 6 months ago) by jj

Fixed bug where ^ is used for powering in unquoted string, and minor
cleanup.

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Revision 18 - Directory Listing
Modified Wed Oct 19 17:29:05 2005 UTC (7 years, 7 months ago) by jj

Fixed typo in tags.

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Revision 17 - Directory Listing
Modified Wed Oct 19 17:03:53 2005 UTC (7 years, 7 months ago) by jj

Added subject tag.

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Revision 16 - Directory Listing
Modified Mon Oct 17 19:10:15 2005 UTC (7 years, 7 months ago) by jj

Fixed some tags.

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Revision 15 - Directory Listing
Modified Mon Oct 17 18:52:04 2005 UTC (7 years, 7 months ago) by jj

Fixed tag.

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Revision 14 - Directory Listing
Modified Mon Oct 17 18:50:33 2005 UTC (7 years, 7 months ago) by jj

Fixed DBsection tags

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Revision 13 - Directory Listing
Modified Mon Oct 17 18:29:30 2005 UTC (7 years, 7 months ago) by jj

Changed tag since this has little to do with partial fractions.

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Revision 12 - Directory Listing
Modified Mon Oct 17 18:00:45 2005 UTC (7 years, 7 months ago) by jj

Fixed code for computing the answer.  Also made a minor adjustment
in the randomization.

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Revision 11 - Directory Listing
Modified Fri Oct 14 04:33:57 2005 UTC (7 years, 7 months ago) by jj

Fixed buggy problem.

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Revision 10 - Directory Listing
Modified Fri Oct 14 01:28:51 2005 UTC (7 years, 7 months ago) by jj

Changed limits for checking answer so a right answer wouldn't be marked
wrong.

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Revision 9 - Directory Listing
Modified Thu Oct 13 19:19:20 2005 UTC (7 years, 7 months ago) by ziemer

Added "dx" to the integral.

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Revision 8 - Directory Listing
Modified Wed Oct 12 22:59:54 2005 UTC (7 years, 7 months ago) by jj

Synching initial version of database problems with hobbes copies.

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Revision 6 - Directory Listing
Modified Wed Oct 12 19:45:41 2005 UTC (7 years, 7 months ago) by gage

This commit was generated by cvs2svn to compensate for changes in r5, which
included commits to RCS files with non-trunk default branches.

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Revision 2 - Directory Listing
Added Wed Oct 12 19:39:21 2005 UTC (7 years, 7 months ago) by gage

initial creation of ProblemLibrary in database_library