WeBWorK Problems

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

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List of discussions. Showing 100 of 1216 discussions
Discussion	Started by	Last post	Replies
Sage interactive Cell ValueError: Rational Field: domain must be one of 'complex', 'real', ...	Daniel An 7 Mar 2016	Daniel An 8 Mar 2016	1
Trouble with answers including units in PGML	Jim Fischer 26 Apr 2016	Davide Cervone 26 Apr 2016	1
scientific notation in Sage is parsed incorrectly by Webwork	Boxuan Zhong 28 May 2016	Michael Gage 29 May 2016	1
Retrieving students' un-evaluated constant expressions from MultiAns	Andrew Parker 8 Aug 2016	Andrew Parker 8 Aug 2016	1
Show me another button not appearing?	tim Payer 18 Aug 2016	Alex Jordan 18 Aug 2016	1
Version 2.12 fix about apache child processes and random seeds	Larry Riddle 28 Sep 2016	Larry Riddle 29 Sep 2016	1
keys and randomization	Alex Jordan 12 Oct 2016	Alex Jordan 12 Oct 2016	1
Numberless unit answers	Alex Jordan 16 Nov 2016	Davide Cervone 17 Nov 2016	1
Enabling partial credit in HW problems	tim Payer 10 Feb 2017	tim Payer 10 Feb 2017	1
We are locked out of Webwork, any suggestions?	tim Payer 26 May 2017	Danny Glin 29 May 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
Please Grant me Admin privileges So that I can create an LTI?	tim Payer 7 Aug 2017	Arnold Pizer 8 Aug 2017	1
FormulaWithUnits context error?	tim Payer 27 Aug 2017	Davide Cervone 28 Aug 2017	1
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
Reordering problems in Hmwk Sets Editor	Danny Dyer 10 Sep 2017	Danny Glin 13 Sep 2017	1
accessing a dynamic images pixel width	Alex Jordan 4 Oct 2017	Gavin LaRose 4 Oct 2017	1
Question about ImplicitPlane	Peter Selinger 8 Oct 2017	Peter Selinger 8 Oct 2017	1
Allow fraction, decimal or percent, but show fraction as correct answer	Jan Hlavacek 22 Oct 2017	Alex Jordan 22 Oct 2017	1
MathObject bug with identity matrix?	Peter Selinger 8 Mar 2018	Davide Cervone 8 Mar 2018	1
Answer conditional on PopUp response	Eric Errthum 21 Mar 2018	Eric Errthum 22 Mar 2018	1
ordering of inner lists in lists of lists	Gavin LaRose 17 May 2018	Davide Cervone 25 May 2018	1
Unit display in WW 2.13 and CAPA	Justin Heckman 1 Jun 2018	Michael Gage 1 Jun 2018	1
Filling a table with Numeric and Point	Teresa Adams 5 Jun 2018	Teresa Adams 6 Jun 2018	1
Scoring based only on problemPanic.pl hints	Albin Niva Printz 12 Jun 2018	Davide Cervone 25 Jun 2018	1
list of letters as answer	Carl Yao 12 Aug 2018	Ryan Maccombs 12 Aug 2018	1
Ans_rule with matrix	Thomas Wong 16 Aug 2018	Ryan Maccombs 16 Aug 2018	1
Permitting re-randomization of problems vs one fixed problem per seed	tim Payer 25 Jul 2018	Danny Glin 25 Jul 2018	1
SAGE question	Carl Yao 22 Aug 2018	Joel Trussell 4 Oct 2019	1
Matching Tables analogous to imageChoice	Bruce Yoshiwara 9 Sep 2018	Danny Glin 19 Sep 2018	1
Error with Essay Question	Chrissy Safranski 11 Sep 2018	Danny Glin 12 Sep 2018	1
Interval context + operator correct answer string	Alex Jordan 1 Nov 2018	Davide Cervone 3 Dec 2018	1
GeoGebra in PDF	Alex Jordan 15 Jan 2019	Davide Cervone 19 Jan 2019	1
array shuffle woes	Zak Zarychta 20 Feb 2019	Zak Zarychta 1 Mar 2019	1
dynamic graphs	Zak Zarychta 5 Mar 2019	Andrew Parker 21 May 2019	1
parserOneOf feedback messages	Alex Jordan 14 May 2019	Davide Cervone 18 May 2019	1
Problem Tagging Hierarchy	Andrew Parker 20 Jun 2019	Danny Glin 20 Jun 2019	1
image and unique alias issue	Alex Jordan 2 Jul 2019	Michael Gage 3 Jul 2019	1
checking an answer checker accepts the correct answer	Alex Jordan 9 Oct 2019	Glenn Rice 9 Oct 2019	1
TeX Rendering Issue	Zak Zarychta 1 Nov 2019	Paul Vojta 11 Nov 2019	1
sigfig tolType	Alex Jordan 23 Nov 2019	Alex Jordan 23 Nov 2019	1
answerhints for multiple choice questions	Greg Schlitt 7 May 2020	Davide Cervone 14 Jun 2020	1
ans_array and student response storage	Andrew Parker 29 May 2020	Glenn Rice 29 May 2020	1
Forcing the limited fraction context in matrices	Rick Lynch 28 May 2020	Davide Cervone 7 Jun 2020	1
Passing a root into a fraction	Gregory Varner 6 Jun 2020	Gregory Varner 24 Jun 2020	1
How to setup for edit on local PC?	Robert Mařík 12 Jun 2020	Robert Mařík 15 Jun 2020	1
Answer is a list of sets	Paul Pearson 16 Jun 2020	Davide Cervone 16 Jun 2020	1
hierarchical, nested buttons for problem libraries	Collin Smith 22 Jun 2020	Danny Glin 23 Jun 2020	1
Integral with parameter - grader	Robert Mařík 25 Jun 2020	Robert Mařík 7 Nov 2020	1
Correct syntax for PGML display math in variables	Sean Fitzpatrick 11 Aug 2020	Danny Glin 17 Aug 2020	1
Other Bases of Logarithm	Gregory Varner 2 Sep 2020	Danny Glin 2 Sep 2020	1
MathObjects Methods	Siman Wong 10 Oct 2020	Danny Glin 15 Oct 2020	1
Multiple answer across multiple answer boxes	Joseph Wells 21 Nov 2020	Glenn Rice 22 Nov 2020	1
WeBWorK::Authen::LTIBasic not authenticating "professor" role	Ngonidzashe Choga 14 Apr 2021	Danny Glin 14 Apr 2021	1
Regex delimiters	Steven Fiedler 21 May 2021	Alex Jordan 21 May 2021	1
Multiplying Matrices with Entries that are Variables	Fabian Gabel 26 May 2021	Davide Cervone 6 Jun 2021	1
Subroutine return type in custom answer checker	Steven Fiedler 10 Jun 2021	Davide Cervone 10 Jun 2021	1
random(1,1,1) causing a hangup	Alex Jordan 4 Jul 2021	Danny Glin 5 Jul 2021	1
Using Student Answers to Calculate Subsequent Answers	Gregory Varner 4 Sep 2021	Danny Glin 7 Sep 2021	1
Creating a List from a MathObject tree	Jaimos Skriletz 1 Oct 2021	Christopher Heckman 22 Oct 2021	1
Problem with R Integration Showing Plots	Jimmy Risk 2 Mar 2022	Danny Glin 3 Mar 2022	1
Allow Non Reduced Unions	Brittni Lorton 3 Oct 2022	Brittni Lorton 3 Oct 2022	1
missing braces	Siman Wong 19 Mar 2023	Andrew Parker 19 Mar 2023	1
Using multidimensional arrays	Sergio Chaves 4 May 2023	Glenn Rice 4 May 2023	1
Factorials as a Formula object	Bill Shillito 2 May 2023	Danny Glin 2 May 2023	1
Setting new symbol in Currency context	Tim Flowers 22 May 2023	Alex Jordan 22 May 2023	1
inverse trig names in MathQuill	Larry Riddle 9 Jun 2023	Glenn Rice 9 Jun 2023	1
Long division Question	Zak Zarychta 9 Aug 2023	Glenn Rice 9 Aug 2023	1
MultiAnswer subroutine with strings	David Nawrocki 6 Dec 2023	Danny Glin 6 Dec 2023	1
custom answer checker for RadioMultiAnswer	Alex Jordan 19 Feb 2024	Glenn Rice 19 Feb 2024	1
Pre-calculus?	Lars Jensen 23 Jan 2007	Lars Jensen 23 Jan 2007	0
multivariate problem: setVmultivariable6Gradient/ur_vc_6_17.pg	Jeff Denny 19 Mar 2007	Jeff Denny 19 Mar 2007	0
Has anybody ever written epsilon-delta problems??	Alberto Montero 10 Sep 2007	Alberto Montero 10 Sep 2007	0
infinite loop error in library problem	George Jennings 30 Sep 2007	George Jennings 30 Sep 2007	0
Using the database problem library with a remote mysql server	Danny Glin 23 Jul 2007	Danny Glin 23 Jul 2007	0
Error with Oracle function nsc2_1_5.pg	Kelly Cline 11 Sep 2007	Kelly Cline 11 Sep 2007	0
Implicit Differentiation	Noah Bennett 19 Jun 2008	Noah Bennett 19 Jun 2008	0
ERROR: non-zero status 256: Bad file descriptor	Ron Vaillancourt 12 Sep 2007	Ron Vaillancourt 12 Sep 2007	0
Precalculus	Lynne Ipina 5 Sep 2008	Lynne Ipina 5 Sep 2008	0
Checking a basis consisting of row vectors	Christopher Heckman 28 May 2008	Christopher Heckman 28 May 2008	0
Leontief Input Output Model & Markov Chains	Christopher Turner 12 Nov 2009	Christopher Turner 12 Nov 2009	0
Utah problems added to National Problem Library	Arnold Pizer 9 Sep 2008	Arnold Pizer 9 Sep 2008	0
Problems with problems which use PGdiffeqmacros.pl	Hans Johnston 1 Oct 2008	Hans Johnston 1 Oct 2008	0
CAPA Problems with Images	Jason Waskiewicz 5 Jan 2009	Jason Waskiewicz 5 Jan 2009	0
Problems for Finite Math and/or Complex Variables	Bill Emerson 22 Aug 2011	Bill Emerson 22 Aug 2011	0
CompoundProblem.pl limited attempts	Chris Donnelly 23 Sep 2011	Chris Donnelly 23 Sep 2011	0
Error in ...	Louis Zulli 31 Jan 2012	Louis Zulli 31 Jan 2012	0
Nonrandom and random values for seed in same problem?	Nathan Wodarz 22 Sep 2009	Nathan Wodarz 22 Sep 2009	0
Getting special characters to show up	Robin Cruz 21 Jan 2013	Robin Cruz 21 Jan 2013	0
Where does SampleProblem2 get its correct answers?	Murray Eisenberg 2 Oct 2009	Murray Eisenberg 2 Oct 2009	0
error in parserNumberWithUnits.pl part 2	Carl Yao 28 Aug 2013	Carl Yao 28 Aug 2013	0
typo in contextInequalities.pl	Alex Jordan 25 Sep 2013	Alex Jordan 25 Sep 2013	0
Newbie: Problem Libraries and NPL	David Britz 13 Oct 2009	David Britz 13 Oct 2009	0
need help coding series test problems	Darwyn Cook 25 Oct 2009	Darwyn Cook 25 Oct 2009	0
~~ ww vs perl	Giorgi Shonia 19 Nov 2013	Giorgi Shonia 19 Nov 2013	0
Article on Floating Point Calculations	Jason Aubrey 4 Nov 2009	Jason Aubrey 4 Nov 2009	0
Problems for Simmons Calc w/ Analy Geom 2nd?	Craig Jensen 17 Mar 2014	Craig Jensen 17 Mar 2014	0
Engineering Problem Sets	Jim Fischer 17 Apr 2014	Jim Fischer 17 Apr 2014	0
Using time units with currency does not seem possible	Greg Dobson 30 Jul 2014	Greg Dobson 30 Jul 2014	0
New compoundPorblem5.pl Question	Paul Seeburger 15 Nov 2014	Paul Seeburger 15 Nov 2014	0
Function form not flexible when using parserAssignment?	Paul Seeburger 2 Mar 2015	Paul Seeburger 2 Mar 2015	0