WeBWorK Problems

Questions and comments related to WeBWorK problems, problem authoring, etc.

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List of discussions. Showing 100 of 1228 discussions
Discussion	Started by	Last post	Replies
How do I use ggplot2 or ggformula for figures?	Randall Pruim 18 Jan 2018	Randall Pruim 18 Jan 2018	0
instructorXMLHandler error	Peter Selinger 16 Jan 2018	Peter Selinger 18 Jan 2018	2
Using R packages in WeBWorK problems	Randall Pruim 17 Jan 2018	Randall Pruim 18 Jan 2018	1
Are these the Trigonometry libraries available in the OPL? Also: question about embedding graphics	Miguel-Angel Manrique 7 Jan 2018	Miguel-Angel Manrique 11 Jan 2018	2
Due Date shifts by plus or minus one hour upon uploading course	tim Payer 8 Jan 2018	tim Payer 8 Jan 2018	3
Chemistry Problems - Ionic Equations	Eric Stroyan 4 Dec 2017	Davide Cervone 27 Dec 2017	7
global variables	Zak Zarychta 20 Dec 2017	Michael Gage 24 Dec 2017	1
Student Answers Vanishing	Chris Pinto 14 Sep 2017	Eric Stroyan 22 Dec 2017	2
Unordered list Arbitrary strings ionic equations	Eric Stroyan 5 Dec 2017	Eric Stroyan 21 Dec 2017	3
Using the form of " ? {$var}" for plus minus displays results in exponential notation for values ...	tim Payer 6 Dec 2017	tim Payer 6 Dec 2017	1
Significant digits in answers	D. Brian Walton 15 Jun 2012	Edward Sternin 4 Dec 2017	5
multianswer and original_student_ans	Hedley Pinsent 13 May 2015	Edward Sternin 4 Dec 2017	12
Periodic answers with units	Joseph Lo 1 Dec 2017	Joseph Lo 1 Dec 2017	0
LTI automatic logon: Students Names are Overwritten and only the email handle remains	tim Payer 27 Nov 2017	Michael Gage 1 Dec 2017	8
development sources, Function 'norm' has too few inputs	Andy Fuchs 24 Nov 2017	Michael Gage 28 Nov 2017	5
turning off student ability to answer selected questions in set	Zak Zarychta 17 Nov 2017	Danny Glin 20 Nov 2017	4
matching problems	Zak Zarychta 15 Nov 2017	Zak Zarychta 17 Nov 2017	2
Setting type of math object	John Jones 13 Nov 2017	John Jones 14 Nov 2017	2
Linebreaks in long math environments (especially in two column LaTeX output)	F. Heiderich 11 Nov 2017	F. Heiderich 11 Nov 2017	0
Formula with units not recognizing correct answer.	tim Payer 3 Nov 2017	tim Payer 3 Nov 2017	0
Division is allowed only for Numbers or a Vector, Point, or Matrix and a Number	Peter Selinger 22 Oct 2017	Peter Selinger 26 Oct 2017	3
Answer with units	Zak Zarychta 13 Oct 2017	Zak Zarychta 23 Oct 2017	3
Allow fraction, decimal or percent, but show fraction as correct answer	Jan Hlavacek 22 Oct 2017	Alex Jordan 22 Oct 2017	1
Reordering problems/3D graphics	Steven Xiao 5 Oct 2017	Steven Xiao 9 Oct 2017	2
Question about ImplicitPlane	Peter Selinger 8 Oct 2017	Peter Selinger 8 Oct 2017	1
accessing a dynamic images pixel width	Alex Jordan 4 Oct 2017	Gavin LaRose 4 Oct 2017	1
LTI Grade Update Error	Aung Linn 30 Aug 2017	Aung Linn 2 Oct 2017	5
Send mail via "Email Instructor" button fails	Frank Cavadi 2 May 2017	Arnold Pizer 29 Sep 2017	6
Answer fields shown in dependance of the answer of another answer field	F. Heiderich 23 Sep 2017	F. Heiderich 25 Sep 2017	3
Return string from Sage	F. Heiderich 13 Aug 2017	F. Heiderich 23 Sep 2017	2
Error messages shown on "Preview", not just "Submit"	Peter Selinger 21 Sep 2017	Peter Selinger 22 Sep 2017	2
Apache2 won't start	Arnold Pizer 20 Sep 2017	Arnold Pizer 20 Sep 2017	9
Apache2 won't start after upgrade	Sungwook Lee 19 Sep 2017	Arnold Pizer 20 Sep 2017	7
Newly-authored problem HASH error	D. Brian Walton 15 Sep 2017	Michael Gage 15 Sep 2017	2
a problem with previewing answer	Dave Meng 14 Sep 2017	Dave Meng 14 Sep 2017	2
Reordering problems in Hmwk Sets Editor	Danny Dyer 10 Sep 2017	Danny Glin 13 Sep 2017	1
Model course: College Algebra	Michael Gage 10 Sep 2017	Michael Gage 10 Sep 2017	0
Formulas are not displaying: [math]	tim Payer 8 Sep 2017	tim Payer 9 Sep 2017	2
MySQL Error Data Too Long	David Bondurant 5 Sep 2017	Michael Gage 8 Sep 2017	2
Duplication of phrase selections in draggableProof.pl problems	tim Payer 5 Sep 2017	tim Payer 6 Sep 2017	3
DraggableProof example has a warning message upon execution.	tim Payer 4 Sep 2017	Michael Gage 5 Sep 2017	3
Message "Your union can be simplified by combining some sets" in case if a wrong answer.	F. Heiderich 3 Sep 2017	F. Heiderich 3 Sep 2017	1
modperl error, Apache2 IO write: (103) Software caused connection abort	Andy Fuchs 31 Aug 2017	Andy Fuchs 31 Aug 2017	0
Error: Undefined subroutine &main::negate	Hieu Nguyen 27 Aug 2017	Hieu Nguyen 28 Aug 2017	3
FormulaWithUnits context error?	tim Payer 27 Aug 2017	Davide Cervone 28 Aug 2017	1
Editor only shows the first 30 lines of code!	tim Payer 25 Aug 2017	Michael Gage 26 Aug 2017	3
centered display math in PGML	Alex Jordan 25 Aug 2017	Alex Jordan 25 Aug 2017	0
Duplicate class roster due to LTI automatic enrollment?	tim Payer 23 Aug 2017	tim Payer 24 Aug 2017	4
Potential bug in course.conf file due to Copywrite symbol.	tim Payer 15 Aug 2017	Michael Gage 24 Aug 2017	2
RadioButtons in ColumnTable	Olivia Henders 22 Aug 2017	Michael Gage 24 Aug 2017	5
nicestring(); display in PGML	tim Payer 22 Aug 2017	tim Payer 23 Aug 2017	2
How to let student to access Homework Sets from backend login after LTI Setup?	Aung Linn 17 Aug 2017	Aung Linn 18 Aug 2017	2
Variables in strings	Olivia Henders 15 Aug 2017	Davide Cervone 17 Aug 2017	3
Piecewise functions with fractional exponents	Andrew Swanson 15 Aug 2017	Andrew Swanson 16 Aug 2017	2
Solve LR	Olivia Henders 10 Aug 2017	Davide Cervone 10 Aug 2017	4
Please Grant me Admin privileges So that I can create an LTI?	tim Payer 7 Aug 2017	Arnold Pizer 8 Aug 2017	1
ETA for Version 2.13 update for WebWork Subscriptions?	tim Payer 7 Aug 2017	tim Payer 7 Aug 2017	0
Spontaneous answer reduction	Olivia Henders 2 Aug 2017	Olivia Henders 4 Aug 2017	2
LTI connection with Canvas has a single error statement	tim Payer 18 Jan 2017	Michael Gage 2 Aug 2017	5
Inequality intersection bug	Olivia Henders 31 Jul 2017	Michael Gage 2 Aug 2017	3
Union.pm, development branch, 'union can be simplified by combining sets' error	Andy Fuchs 19 Jul 2017	Michael Gage 25 Jul 2017	3
arrays in PGML	Valerio De Angelis 25 Jun 2017	Valerio De Angelis 23 Jul 2017	11
Mathematical functions for problem authoring	Sean Fitzpatrick 14 Jul 2017	Sean Fitzpatrick 17 Jul 2017	2
GeoGebra and list passing	Olivia Henders 11 Jul 2017	Michael Gage 12 Jul 2017	2
combining parserMultiAnswer and LABELED_ANS	Andrew Parker 5 Jul 2017	Andrew Parker 10 Jul 2017	6
Using alt tex for images within PGML Data Tables	tim Payer 7 Jul 2017	tim Payer 8 Jul 2017	4
Using Context(Fraction-NoDecimal) on FormulaUpToConstant	tim Payer 2 Jul 2017	Davide Cervone 5 Jul 2017	6
List numbering in PGML	Olivia Henders 30 Jun 2017	Olivia Henders 4 Jul 2017	3
Extra information appearing in graph	James Morski 1 Jul 2017	James Morski 3 Jul 2017	2
DataTables vs LayoutTables for images and text?	tim Payer 1 Jul 2017	tim Payer 2 Jul 2017	2
Promblem Number shown twice	Paul Hermans 27 Jun 2017	Paul Hermans 28 Jun 2017	2
Repeat same problem 20 times	Paul Hermans 27 Jun 2017	Paul Hermans 28 Jun 2017	2
Problems with LimitedVector-ijk	Olivia Henders 22 Jun 2017	Olivia Henders 27 Jun 2017	2
Too many answer blanks	Eric Stroyan 23 Jun 2017	Eric Stroyan 26 Jun 2017	2
compoundProblem.pl errors	Balagopal Pillai 23 Jan 2017	F. Heiderich 26 Jun 2017	5
Where to put Custom Problems	Paul Hermans 16 Jun 2017	Alex Jordan 24 Jun 2017	3
Newbie - help with PGML	Paul Hermans 3 Jun 2017	Paul Hermans 24 Jun 2017	9
How HW Sets workI	Paul Hermans 16 Jun 2017	Paul Hermans 24 Jun 2017	2
Data Table screen reader accessibility?	tim Payer 23 Jun 2017	tim Payer 23 Jun 2017	0
multiple choice with static images	Valerio De Angelis 21 Jun 2017	Valerio De Angelis 22 Jun 2017	3
Colorization for Sublime Editor for use on webwork code?	tim Payer 22 Jun 2017	tim Payer 22 Jun 2017	0
"Your score was not successfully sent to the LMS" - error appears randomly	Aung Linn 9 Jun 2017	Aung Linn 15 Jun 2017	6
Error caught by Translator	Balagopal Pillai 9 Jun 2017	Alex Jordan 9 Jun 2017	1
Error when submitting answers: Can't locate object method "response_obj" via package "PGanswergroup"	Aung Linn 8 Jun 2017	Aung Linn 8 Jun 2017	1
Problem Authoring - setting up shop - help	Paul Hermans 3 Jun 2017	Michael Gage 5 Jun 2017	5
Issues with re-randomization	Eric Stroyan 30 May 2017	Eric Stroyan 30 May 2017	2
We are locked out of Webwork, any suggestions?	tim Payer 26 May 2017	Danny Glin 29 May 2017	1
LTI set-up: admin tech needs help finding "authen_LTI.conf.dist" file	tim Payer 23 May 2017	Danny Glin 25 May 2017	3
static images problems takes long time	Edwin Flórez 5 Apr 2017	Edwin Flórez 8 May 2017	2
RationalExpEvaluator from College of Idaho	Bruce Yoshiwara 20 May 2009	Sean Fitzpatrick 4 May 2017	2
Tex to PDF Hardcopy generatort error	Frank Cavadi 27 Apr 2017	Balagopal Pillai 2 May 2017	19
WebworkClient.pm Errors	Frank Cavadi 26 Apr 2017	Frank Cavadi 26 Apr 2017	2
Course Admin. error after db acct password change	Frank Cavadi 24 Apr 2017	Frank Cavadi 25 Apr 2017	7
Webwork 2.12 installed on RHEL7.3 - No webpage	Frank Cavadi 21 Apr 2017	Frank Cavadi 24 Apr 2017	4
Can't Convert Matrix Element as a real number?	tim Payer 15 Apr 2017	tim Payer 15 Apr 2017	0
Can't take acos of 1 or -1?	Chrissy Safranski 12 Apr 2017	Alex Jordan 13 Apr 2017	5
topics for helpLink	Dick Lane 4 May 2011	Paul Pearson 12 Apr 2017	5
checkbox_table warning message	Nandor Sieben 11 Jun 2011	Nandor Sieben 10 Apr 2017	5
Syntax error for weighted AnswerHints?	tim Payer 4 Mar 2017	tim Payer 4 Mar 2017	0
Sprint rounding convention fails	tim Payer 14 Feb 2017	Alex Jordan 14 Feb 2017	3

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