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Reorganized where the external program locations are defined. The two sections have been moved to the same block of global.conf
1 #!perl 2 ################################################################################ 3 # WeBWorK Online Homework Delivery System 4 # Copyright © 2000-2003 The WeBWorK Project, http://openwebwork.sf.net/ 5 # $CVSHeader: webwork-modperl/conf/global.conf.dist,v 1.95.2.2 2004/08/28 01:29:27 sh002i Exp $ 6 # 7 # This program is free software; you can redistribute it and/or modify it under 8 # the terms of either: (a) the GNU General Public License as published by the 9 # Free Software Foundation; either version 2, or (at your option) any later 10 # version, or (b) the "Artistic License" which comes with this package. 11 # 12 # This program is distributed in the hope that it will be useful, but WITHOUT 13 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 14 # FOR A PARTICULAR PURPOSE. See either the GNU General Public License or the 15 # Artistic License for more details. 16 ################################################################################ 17 18 # This file is used to set up the default WeBWorK course environment for all 19 # requests. Values may be overwritten by the course.conf for a specific course. 20 # All package variables set in this file are added to the course environment. 21 # If you wish to set a variable here but omit it from the course environment, 22 # use the "my" keyword. The $webwork_dir variable is set in the WeBWorK Apache 23 # configuration file (webwork.apache-config) and is available for use here. In 24 # addition, the $courseName variable holds the name of the current course. 25 26 ################################################################################ 27 # Seed variables 28 ################################################################################ 29 30 # Set these variables to correspond to your configuration and preferences. You 31 # will need to restart the webserver to reset the variables in this section 32 33 # URL of WeBWorK handler. 34 $webwork_url = "/webwork2"; 35 36 # Root directory of PG. 37 $pg_dir = "/opt/pg"; 38 39 # URL and path to htdocs directory. 40 $webwork_htdocs_url = "/webwork2_files"; 41 $webwork_htdocs_dir = "$webwork_dir/htdocs"; 42 43 # URL and path to courses directory. 44 $webwork_courses_url = "/webwork2_course_files"; 45 $webwork_courses_dir = "$webwork_dir/courses"; 46 47 ################################################################################ 48 # Paths to external programs 49 ################################################################################ 50 51 $externalPrograms{mkdir} = "/bin/mkdir"; 52 $externalPrograms{mysql} = "/usr/local/bin/mysql"; 53 54 $externalPrograms{latex} = "/usr/local/bin/latex"; 55 $externalPrograms{pdflatex} = "/usr/local/bin/pdflatex --shell-escape"; # allows pdflatex to handle .eps files 56 $externalPrograms{dvipng} = "/usr/local/bin/dvipng"; 57 $externalPrograms{tth} = "/usr/local/bin/tth"; 58 59 # These image conversion utilities are included in the WeBWorK distribution. 60 $externalPrograms{gif2eps} = "$webworkDirs{bin}/gif2eps"; 61 $externalPrograms{png2eps} = "$webworkDirs{bin}/png2eps"; 62 $externalPrograms{gif2png} = "$webworkDirs{bin}/gif2png"; 63 64 65 66 67 ################################################################################ 68 # Mail settings 69 ################################################################################ 70 71 # Mail sent by the PG system and the mail merge and feedback modules will be 72 # sent via this SMTP server. 73 $mail{smtpServer} = 'mail.yourschool.edu'; 74 75 # When connecting to the above server, WeBWorK will send this address in the 76 # MAIL FROM command. This has nothing to do with the "From" address on the mail 77 # message. It can really be anything, but some mail servers require it contain 78 # a valid mail domain, or at least be well-formed. 79 $mail{smtpSender} = 'webwork@yourserver.yourschool.edu'; 80 81 # AllowedRecipients defines addresses that the PG system is allowed to send mail 82 # to. this prevents subtle PG exploits. This should be set in course.conf to the 83 # addresses of professors of each course. Sending mail from the PG system (i.e. 84 # questionaires, essay questions) will fail if this is not set somewhere (either 85 # here or in course.conf). 86 $mail{allowedRecipients} = [ 87 #'prof1@yourserver.yourdomain.edu', 88 #'prof2@yourserver.yourdomain.edu', 89 ]; 90 91 # If defined, feedbackRecipients overrides the list of recipients for feedback 92 # email. It's appropriate to set this in the course.conf for specific courses, 93 # but probably not in global.conf. if not defined, mail is sent to all 94 # professors and TAs for a given course 95 96 # $mail{feedbackRecipients} = [ 97 # 'prof1@yourserver.yourdomain.edu', 98 # 'prof2@yourserver.yourdomain.edu', 99 # ]; 100 101 # feedbackVerbosity: 102 # 0: send only the feedback comment and context link 103 # 1: as in 0, plus user, set, problem, and PG data 104 # 2: as in 1, plus the problem environment (debugging data) 105 $mail{feedbackVerbosity} = 1; 106 107 # Defines the size of the Mail Merge editor window 108 # FIXME: should this be here? it's UI, not mail 109 # FIXME: replace this with the auto-size method that TWiki uses 110 $mail{editor_window_rows} = 15; 111 $mail{editor_window_columns} = 100; 112 113 ################################################################################ 114 # System-wide locations (directories and URLs) 115 ################################################################################ 116 117 # The root directory, set by webwork_root variable in Apache configuration. 118 $webworkDirs{root} = "$webwork_dir"; 119 120 # Location of system-wide data files. 121 $webworkDirs{DATA} = "$webworkDirs{root}/DATA"; 122 123 # Used for temporary storage of uploaded files. 124 $webworkDirs{uploadCache} = "$webworkDirs{DATA}/uploads"; 125 126 # Location of utility programs. 127 $webworkDirs{bin} = "$webworkDirs{root}/bin"; 128 129 # Location of configuration files, templates, snippets, etc. 130 $webworkDirs{conf} = "$webworkDirs{root}/conf"; 131 132 # Location of course directories. 133 $webworkDirs{courses} = "$webwork_courses_dir" || "$webworkDirs{root}/courses"; 134 135 # Contains log files. 136 $webworkDirs{logs} = "$webworkDirs{root}/logs"; 137 138 # Contains non-web-accessible temporary files, such as TeX working directories. 139 $webworkDirs{tmp} = "$webworkDirs{root}/tmp"; 140 141 ##### The following locations are web-accessible. 142 143 # The root URL (usually /webwork2), set by <Location> in Apache configuration. 144 $webworkURLs{root} = "$webwork_url"; 145 146 # Location of system-wide web-accessible files, such as equation images, and 147 # help files. 148 $webworkDirs{htdocs} = "$webwork_htdocs_dir" || "$webworkDirs{root}/htdocs"; 149 $webworkURLs{htdocs} = "$webwork_htdocs_url"; 150 151 # Location of web-accessible temporary files, such as equation images. 152 $webworkDirs{htdocs_temp} = "$webworkDirs{htdocs}/tmp"; 153 $webworkURLs{htdocs_temp} = "$webworkURLs{htdocs}/tmp"; 154 155 # Location of cached equation images. 156 $webworkDirs{equationCache} = "$webworkDirs{htdocs_temp}/equations"; 157 $webworkURLs{equationCache} = "$webworkURLs{htdocs_temp}/equations"; 158 159 # Contains context-sensitive help files. 160 $webworkDirs{local_help} = "$webworkDirs{htdocs}/helpFiles"; 161 $webworkURLs{local_help} = "$webworkURLs{htdocs}/helpFiles"; 162 163 # URL of general WeBWorK documentation. 164 $webworkURLs{docs} = "http://webhost.math.rochester.edu/webworkdocs/docs"; 165 166 # URL of WeBWorK 1.x profLogin.pl script, for access to old professor pages. 167 # Note that both systems must share a single "courses" directory for this to be 168 # useful. Leave this blank to disable 169 $webworkURLs{oldProf} = "/webwork1/profLogin.pl"; 170 171 # URL of WeBWorK Bugzilla database. 172 $webworkURLs{bugReporter} = "http://bugs.webwork.rochester.edu/"; 173 174 # Location of jsMath script, used for the jsMath display mode. 175 $webworkURLs{jsMath} = "$webworkURLs{htdocs}/jsMath/jsMath.js"; 176 177 # Location of ASCIIMathML script, used for the asciimath display mode. 178 $webworkURLs{asciimath} = "$webworkURLs{htdocs}/ASCIIMathML/ASCIIMathML.js"; 179 180 ################################################################################ 181 # Defaults for course-specific locations (directories and URLs) 182 ################################################################################ 183 184 # The root directory of the current course. (The ID of the current course is 185 # available in $courseName.) 186 $courseDirs{root} = "$webworkDirs{courses}/$courseName"; 187 188 # Location of course-specific data files, such as WW1 (GDBM) database files. 189 $courseDirs{DATA} = "$courseDirs{root}/DATA"; 190 191 # Location of authentication data files when using a WW1 (GDBM) database. 192 $courseDirs{auth_DATA} = "$courseDirs{DATA}/.auth"; 193 194 # Location of course HTML files, passed to PG. 195 $courseDirs{html} = "$courseDirs{root}/html"; 196 $courseURLs{html} = "$webwork_courses_url/$courseName"; 197 198 # Location of course image files, passed to PG. 199 $courseDirs{html_images} = "$courseDirs{html}/images"; 200 201 # Location of web-accessible, course-specific temporary files, like static and 202 # dynamically-generated PG graphics. 203 $courseDirs{html_temp} = "$courseDirs{html}/tmp"; 204 $courseURLs{html_temp} = "$courseURLs{html}/tmp"; 205 206 # Location of course-specific logs, like the transaction log. 207 $courseDirs{logs} = "$courseDirs{root}/logs"; 208 209 # Location of scoring files. 210 $courseDirs{scoring} = "$courseDirs{root}/scoring"; 211 212 # Location of PG templates and set definition files. 213 $courseDirs{templates} = "$courseDirs{root}/templates"; 214 215 # Location of course-specific macro files. 216 $courseDirs{macros} = "$courseDirs{templates}/macros"; 217 218 # Location of mail-merge templates. 219 $courseDirs{email} = "$courseDirs{templates}/email"; 220 221 ################################################################################ 222 # System-wide files 223 ################################################################################ 224 225 # Location of this file. 226 $webworkFiles{environment} = "$webworkDirs{conf}/global.conf"; 227 228 # Flat-file database used to protect against MD5 hash collisions. TeX equations 229 # are hashed to determine the name of the image file. There is a tiny chance of 230 # a collision between two TeX strings. This file allows for that. However, this 231 # is slow, so most people chose not to worry about it. Set this to "" if you 232 # don't want to use the equation cache file. 233 $webworkFiles{equationCacheDB} = ""; # "$webworkDirs{DATA}/equationcache"; 234 235 ##### Hardcopy snippets are used in constructing a TeX file for hardcopy output. 236 ##### They should contain TeX code unless otherwise noted. 237 238 # The preamble is the first thing in the TeX file. 239 $webworkFiles{hardcopySnippets}{preamble} = "$webworkDirs{conf}/snippets/hardcopyPreamble.tex"; 240 241 # The setHeader preceeds each set. It is a PG file. 242 $webworkFiles{hardcopySnippets}{setHeader} = "$webworkDirs{conf}/snippets/setHeader.pg"; # hardcopySetHeader.pg", 243 244 # The problem divider goes between problems. 245 $webworkFiles{hardcopySnippets}{problemDivider} = "$webworkDirs{conf}/snippets/hardcopyProblemDivider.tex"; 246 247 # The set footer goes after each set. Is is a PG file. 248 $webworkFiles{hardcopySnippets}{setFooter} = "$webworkDirs{conf}/snippets/hardcopySetFooter.pg"; 249 250 # The set divider goes between sets (in multiset output). 251 $webworkFiles{hardcopySnippets}{setDivider} = "$webworkDirs{conf}/snippets/hardcopySetDivider.tex"; 252 253 # The user divider does between users (in multiuser output). 254 $webworkFiles{hardcopySnippets}{userDivider} = "$webworkDirs{conf}/snippets/hardcopyUserDivider.tex"; 255 256 # The postabmle is the last thing in the TeX file. 257 $webworkFiles{hardcopySnippets}{postamble} = "$webworkDirs{conf}/snippets/hardcopyPostamble.tex"; 258 259 ##### Screen snippets are used when displaying problem sets on the screen. 260 261 # The set header is displayed on the problem set page. It is a PG file. 262 $webworkFiles{screenSnippets}{setHeader} = "$webworkDirs{conf}/snippets/setHeader.pg"; # screenSetHeader.pg" 263 264 ################################################################################ 265 # Course-specific files 266 ################################################################################ 267 268 # The course configuration file. 269 $courseFiles{environment} = "$courseDirs{root}/course.conf"; 270 271 # File contents are displayed after login, on the problem sets page. Path given 272 # here is relative to the templates directory. 273 $courseFiles{course_info} = "course_info.txt"; 274 275 # File contents are displayed on the login page. Path given here is relative to 276 # the templates directory. 277 $courseFiles{login_info} = "login_info.txt"; 278 279 # Additional library buttons can be added to the Library Browser (SetMaker.pm) 280 # by adding the libraries you want to the following line. For each key=>value 281 # in the list, if a directory (or link to a directory) with name 'key' appears 282 # in the templates directory, then a button with name 'value' will be placed at 283 # the top of the problem browser. (No button will appear if there is no 284 # directory or link with the given name in the templates directory.) For 285 # example, 286 # 287 # $courseFiles{problibs} = {rochester => "Rochester", asu => "ASU"}; 288 # 289 # would add two buttons, one for the Rochester library and one for the ASU 290 # library, provided templates/rochester and templates/asu exists either as 291 # subdirectories or links to other directories. 292 # 293 $courseFiles{problibs} = { 294 # rochesterLibrary => "Rochester", 295 # asuLibrary => "Arizona State", 296 # dcdsLibrary => "Detroit CDS", 297 # dartmouthLibrary => "Dartmouth", 298 # indianaLibrary => "Indiana", 299 # osuLibrary => "Ohio State", 300 # capaLibrary => "CAPA", 301 }; 302 303 ################################################################################ 304 # Database options 305 ################################################################################ 306 307 # Several database are defined in the file conf/database.conf and stored in the 308 # hash %dbLayouts. 309 include "conf/database.conf"; 310 311 # Select the default database layout. This can be overridden in the course.conf 312 # file of a particular course. If you choose "gdbm", WeBWorK will be able to 313 # use courses from WeBWorK 1 without first adding course.conf files to them. 314 # However, the recommended database layout for new courses is "sql". This can 315 # be set when creating a course. 316 $dbLayoutName = "sql"; # or "gdbm"; 317 318 # This sets the symbol "dbLayout" as an alias for the selected database layout. 319 *dbLayout = $dbLayouts{$dbLayoutName}; 320 321 ################################################################################ 322 # Problem library options 323 ################################################################################ 324 325 # The directory containing the problem library files. Set to "" if no problem 326 # library is installed. 327 $problemLibrary{root} = ""; 328 329 # The name of the SQL database containing problem metadata 330 $problemLibrary{sourceSQL} = "ProblemLibrary"; 331 332 # The user name to use when connecting to the problem library database 333 $problemLibrary{userSQL} = "webworkRead"; 334 335 # The password to use when connecting to the problem library database 336 $problemLibrary{passwordSQL} = ""; 337 338 ################################################################################ 339 # Logs 340 ################################################################################ 341 342 # FIXME: take logs out of %webworkFiles/%courseFiles and give them their own 343 # top-level hash. 344 345 # Logs data about how long it takes to process problems. (Do not confuse this 346 # with the /other/ timing log which can be set by WeBWorK::Timing and is used 347 # for benchmarking system performance in general. At some point, this timing 348 # mechanism will be deprecated in favor of the WeBWorK::Timing mechanism.) 349 $webworkFiles{logs}{timing} = "$webworkDirs{logs}/timing.log"; 350 351 # The transaction log contains data from each recorded answer submission. This 352 # is useful if the database becomes corrupted. 353 $webworkFiles{logs}{transaction} = "$courseDirs{logs}/transaction.log"; 354 355 # The answer log stores a history of all users' submitted answers. 356 $courseFiles{logs}{answer_log} = "$courseDirs{logs}/answer_log"; 357 358 ################################################################################ 359 # Site defaults (FIXME: what other things could be "site defaults"?) (move to Constants.pm??) 360 ################################################################################ 361 362 # Status strings -- lists valid status values and their names. If your site uses 363 # additional values, add them here. 364 $siteDefaults{status} = { 365 A => "Audit", 366 audit => "Audit", 367 D => "Drop", 368 drop => "Drop", 369 withdraw => "Drop", 370 C => "Enrolled", 371 current => "Enrolled", 372 enrolled => "Enrolled", 373 }; 374 375 ################################################################################ 376 # Frontend options 377 ################################################################################ 378 379 %templates = ( 380 system => "$webworkDirs{conf}/templates/ur.template", 381 ); 382 383 ################################################################################ 384 # Authorization system 385 ################################################################################ 386 387 # This lets you specify a minimum permission level needed to perform certain 388 # actions. In the current system, >=10 will allow a professor to perform the 389 # action, >=5 will allow a TA to, and >=0 will allow a student to perform an 390 # action (almost never what you want). 391 392 my $student = 0; 393 my $ta = 5; 394 my $professor = 10; 395 my $nobody = undef; 396 397 %permissionLevels = ( 398 report_bugs => $student, 399 400 view_multiple_sets => $ta, 401 view_unopened_sets => $ta, 402 view_unpublished_sets => $ta, 403 view_answers => $ta, 404 405 become_student => $professor, 406 access_instructor_tools => $ta, 407 score_sets => $professor, 408 send_mail => $professor, 409 410 create_and_delete_problem_sets => $professor, 411 assign_problem_sets => $professor, 412 modify_problem_sets => $professor, 413 modify_student_data => $professor, 414 415 modify_classlist_files => $professor, 416 modify_set_def_files => $professor, 417 modify_scoring_files => $professor, 418 modify_problem_template_files => $professor, 419 420 create_and_delete_courses => $professor, 421 fix_course_databases => $professor, 422 423 ##### Behavior of the interactive problem processor ##### 424 425 show_correct_answers_before_answer_date => $ta, 426 show_solutions_before_answer_date => $ta, 427 avoid_recording_answers => $ta, 428 429 check_answers_before_open_date => $ta, 430 check_answers_after_open_date_with_attempts => $ta, 431 check_answers_after_open_date_without_attempts => $student, 432 check_answers_after_due_date => $student, 433 check_answers_after_answer_date => $student, 434 435 record_answers_when_acting_as_student => $nobody, 436 437 # "record_answers_when_acting_as_student" takes precedence 438 # over the following for professors acting as students: 439 record_answers_before_open_date => $nobody, 440 record_answers_after_open_date_with_attempts => $student, 441 record_answers_after_open_date_without_attempts => $nobody, 442 record_answers_after_due_date => $nobody, 443 record_answers_after_answer_date => $nobody, 444 ); 445 446 ################################################################################ 447 # Session options 448 ################################################################################ 449 450 # $sessionKeyTimeout defines seconds of inactivity before a key expires 451 $sessionKeyTimeout = 60*30; 452 453 # $sessionKeyLength defines the length (in characters) of the session key 454 $sessionKeyLength = 40; 455 456 # @sessionKeyChars lists the legal session key characters 457 @sessionKeyChars = ('A'..'Z', 'a'..'z', '0'..'9', '.', '^', '/', '!', '*'); 458 459 # Practice users are users who's names start with $practiceUser 460 # (you can comment this out to remove practice user support) 461 $practiceUserPrefix = "practice"; 462 463 # There is a practice user who can be logged in multiple times. He's 464 # commented out by default, though, so you don't hurt yourself. It is 465 # kindof a backdoor to the practice user system, since he doesn't have a 466 # password. Come to think of it, why do we even have this?! 467 #$debugPracticeUser = "practice666"; 468 469 ################################################################################ 470 # PG subsystem options 471 ################################################################################ 472 473 # List of enabled display modes. Comment out any modes you don't wish to make 474 # available for use. 475 $pg{displayModes} = [ 476 "plainText", # display raw TeX for math expressions 477 "formattedText", # format math expressions using TtH 478 "images", # display math expressions as images generated by dvipng 479 "jsMath", # render TeX math expressions on the client side using jsMath 480 "asciimath", # render TeX math expressions on the client side using ASCIIMathML 481 ]; 482 483 #### Default settings for the PG translator 484 485 # Default display mode. Should be listed above. 486 $pg{options}{displayMode} = "images"; 487 488 # The default grader to use, if a problem doesn't specify. 489 $pg{options}{grader} = "avg_problem_grader"; 490 491 # Fill in answer blanks with the student's last answer by default? 492 $pg{options}{showOldAnswers} = 1; 493 494 # Show correct answers (when allowed) by default? 495 $pg{options}{showCorrectAnswers} = 0; 496 497 # Show hints (when allowed) by default? 498 $pg{options}{showHints} = 0; 499 500 # Show solutions (when allowed) by default? 501 $pg{options}{showSolutions} = 0; 502 503 # Catch translation warnings internally by default? (We no longer need to do 504 # this, since there is a global warnings handler. So this should be off.) 505 $pg{options}{catchWarnings} = 0; 506 507 ##### Currently-selected renderer 508 509 # Only the local renderer is supported in this version. 510 $pg{renderer} = "WeBWorK::PG::Local"; 511 512 # The remote renderer connects to an XML-RPC PG rendering server. 513 #$pg{renderer} = "WeBWorK::PG::Remote"' 514 515 ##### Renderer-dependent options 516 517 # The remote renderer has one option: 518 $pg{renderers}{"WeBWorK::PG::Remote"} = { 519 # The "proxy" server to connect to for remote rendering. 520 proxy => "http://localhost:21000/RenderD", 521 }; 522 523 ##### Settings for various display modes 524 525 # "images" mode has several settings: 526 $pg{displayModeOptions}{images} = { 527 # Determines the method used to align images in output. Can be 528 # "baseline", "absmiddle", or "mysql". 529 dvipng_align => 'baseline', 530 531 # If we choose mysql, we need information on connecting to the 532 # database. Whatever you use here, you have to create the database 533 # and grant read/write priveleges to the user listed here. To create 534 # the database in mysql, as root use: 535 # 536 # CREATE DATABASE DvipngDepths; 537 # USE DvipngDepths; 538 # CREATE TABLE depths (md5 CHAR(33) NOT NULL, depth SMALLINT, PRIMARY KEY (md5)); 539 # GRANT ALL ON DvipngDepths.* TO webworkWrite; 540 # 541 # In the last statement, "webworkWrite" should match the user below. 542 dvipng_depth_db => { 543 dbsource => 'dbi:mysql:DvipngDepths', 544 user => $dbLayouts{sql}->{password}->{params}->{usernameRW}, 545 passwd => $dbLayouts{sql}->{password}->{params}->{passwordRW}, 546 }, 547 }; 548 549 ##### Directories used by PG 550 551 # The root of the PG directory tree (from pg_root in Apache config). 552 $pg{directories}{root} = "$pg_dir"; 553 $pg{directories}{lib} = "$pg{directories}{root}/lib"; 554 $pg{directories}{macros} = "$pg{directories}{root}/macros"; 555 556 ##### "Special" PG environment variables. (Stuff that doesn't fit in anywhere else.) 557 558 # Users for whom to print the file name of the PG file being processed. 559 $pg{specialPGEnvironmentVars}{PRINT_FILE_NAMES_FOR} = [ "professor", ]; 560 561 # Locations of CAPA resources. (Only necessary if you need to use converted CAPA 562 # problems.) 563 $pg{specialPGEnvironmentVars}{CAPA_Tools} = "$courseDirs{macros}/CAPA_Tools/", 564 $pg{specialPGEnvironmentVars}{CAPA_MCTools} = "$courseDirs{macros}/CAPA_MCTools/", 565 $pg{specialPGEnvironmentVars}{CAPA_GraphicsDirectory} = "$courseDirs{html}/CAPA_Graphics/", 566 $pg{specialPGEnvironmentVars}{CAPA_Graphics_URL} = "$courseURLs{html}/CAPA_Graphics/", 567 568 # Size in pixels of dynamically-generated images, i.e. graphs. 569 $pg{specialPGEnvironmentVars}{onTheFlyImageSize} = 400, 570 571 ##### PG modules to load 572 573 # The first item of each list is the module to load. The remaining items are 574 # additional packages to import. 575 576 ${pg}{modules} = [ 577 [qw(DynaLoader)], 578 [qw(Exporter)], 579 [qw(GD)], 580 581 [qw(AlgParser AlgParserWithImplicitExpand Expr ExprWithImplicitExpand)], 582 [qw(AnswerHash AnswerEvaluator)], 583 [qw(WWPlot)], # required by Circle (and others) 584 [qw(Circle)], 585 [qw(Complex)], 586 [qw(Complex1)], 587 [qw(Distributions)], 588 [qw(Fraction)], 589 [qw(Fun)], 590 [qw(Hermite)], 591 [qw(Label)], 592 [qw(List)], 593 [qw(Match)], 594 [qw(MatrixReal1)], # required by Matrix 595 [qw(Matrix)], 596 [qw(Multiple)], 597 [qw(PGrandom)], 598 [qw(Regression)], 599 [qw(Select)], 600 [qw(Units)], 601 [qw(VectorField)], 602 ]; 603 604 ##### Answer evaluatior defaults 605 606 $pg{ansEvalDefaults} = { 607 functAbsTolDefault => .001, 608 functLLimitDefault => .0000001, 609 functMaxConstantOfIntegration => 1E8, 610 functNumOfPoints => 3, 611 functRelPercentTolDefault => .1, 612 functULimitDefault => .9999999, 613 functVarDefault => "x", 614 functZeroLevelDefault => 1E-14, 615 functZeroLevelTolDefault => 1E-12, 616 numAbsTolDefault => .001, 617 numFormatDefault => "", 618 numRelPercentTolDefault => .1, 619 numZeroLevelDefault => 1E-14, 620 numZeroLevelTolDefault => 1E-12, 621 useBaseTenLog => 0, 622 defaultDisplayMatrixStyle => "[s]", 623 }; 624 625 ################################################################################ 626 # Compatibility 627 ################################################################################ 628 629 # Define the old names for the various "root" variables. 630 $webworkRoot = $webworkDirs{root}; 631 $webworkURLRoot = $webworkURLs{root}; 632 $pgRoot = $pg{directories}{root};
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