Numbas Users

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Welcome to the Numbas Users Group.

This is a discussion/information forum for anyone who is using Numbas in any capacity; using the questions and exams in the public database, creating their own questions and exams or just finding out about Numbas.

The e-Learning Unit at Newcastle University will provide support wherever possible (subject to resource availability) to any users who have genuine educational uses for Numbas

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May 11

High stakes assessment

Hello, Has anyone been using Numbas for summative assessment with students off campus on their own

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High stakes assessment

Hello, Has anyone been using Numbas for summative assessment with students off campus on their own

May 11

Don Shearman, Christian Lawson-Perfect3

May 10

Issue with conditional visibility

Hi Christian The original question can be found at https://numbas.mathcentre.ac.uk/question/share/

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Issue with conditional visibility

Hi Christian The original question can be found at https://numbas.mathcentre.ac.uk/question/share/

May 10

William Haynes, Christian Lawson-Perfect3

May 4

Feature request: Comments for questions

I'll try that. I have been putting them after the statement and using conditional visibility to

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Feature request: Comments for questions

I'll try that. I have been putting them after the statement and using conditional visibility to

May 4

Chris Jobling, Christian Lawson-Perfect4

May 4

How to match functions in mathematical expressions

You can't use j as the imaginary unit at the moment. I have an open issue about this at https://

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How to match functions in mathematical expressions

You can't use j as the imaginary unit at the moment. I have an open issue about this at https://

May 4

Christian Lawson-Perfect

Apr 28

Open office hours each Thursday

We've decided to start running weekly “open office” hours each Thursday. You can make an

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Open office hours each Thursday

We've decided to start running weekly “open office” hours each Thursday. You can make an

Apr 28

Christian Lawson-Perfect

Apr 28

Numbas is 10 years old!

This week marks ten years since we first released Numbas as open-source software. I've written a

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Numbas is 10 years old!

This week marks ten years since we first released Numbas as open-source software. I've written a

Apr 28

Ulrich Goertz, Christian Lawson-Perfect4

Apr 26

Question: Polynomials extension, create "polynomial" from student's answer

Good point! I've added functions `string(p)` and `latex(p)` which produce plain string and LaTeX

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Question: Polynomials extension, create "polynomial" from student's answer

Good point! I've added functions `string(p)` and `latex(p)` which produce plain string and LaTeX

Apr 26

deevan shafait, Christian Lawson-Perfect2

Apr 26

Numbas LTI RedHat install setting SELinux to permissive mode

Hi Deevan, I honestly don't know! We don't use Red Hat or SELinux much here, so the published

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Numbas LTI RedHat install setting SELinux to permissive mode

Hi Deevan, I honestly don't know! We don't use Red Hat or SELinux much here, so the published

Apr 26

Christian Lawson-Perfect

Apr 13

Development update, March 2021

Hi all, I've published another development update on the Numbas blog, covering the last two

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Development update, March 2021

Hi all, I've published another development update on the Numbas blog, covering the last two

Apr 13

David Martin, … deevan shafait11

Apr 7

Setting up a server on RHEL 7

I can now see the Numbas LTI home page : "Numbas LTI Provider : Welcome to the Numbas LTI tool

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Setting up a server on RHEL 7

I can now see the Numbas LTI home page : "Numbas LTI Provider : Welcome to the Numbas LTI tool

Apr 7

Jacquelene Deng

Apr 3

Red error message

Hi, I'm getting a message of "there's no connection to the server" in red which

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Red error message

Hi, I'm getting a message of "there's no connection to the server" in red which

Apr 3

Christian Lawson-Perfect

Apr 1

A new "Getting Started" test

Hi all, At Newcastle we offer a "Getting Started" test to students, to show them how to use

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A new "Getting Started" test

Hi all, At Newcastle we offer a "Getting Started" test to students, to show them how to use

Apr 1

Christian Lawson-Perfect

Mar 31

A demo of how to extract data from a Numbas exam embedded in a page

Over the years, a few people have asked about getting data out of a Numbas test without running it

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A demo of how to extract data from a Numbas exam embedded in a page

Over the years, a few people have asked about getting data out of a Numbas test without running it

Mar 31

William Haynes, Don Shearman3

Mar 28

Can’t edit exam descriptions

Thanks, that was it! Will On Mar 27, 2021, at 12:33 AM, Don Shearman <don.shearman@gmail.com>

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Can’t edit exam descriptions

Thanks, that was it! Will On Mar 27, 2021, at 12:33 AM, Don Shearman <don.shearman@gmail.com>

Mar 28

Clodagh Carroll, … Christian Lawson-Perfect4

Mar 25

Answers submitted in Explore Mode

Hi Christian and Julia, That makes sense - yes, I was using "next part" links to return to

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Answers submitted in Explore Mode

Hi Christian and Julia, That makes sense - yes, I was using "next part" links to return to

Mar 25

adelle colbourn, Christian Lawson-Perfect3

Mar 25

Two related issues? LaTeX not rendering in Preview

Thanks - I've cleared the browser's cache and Preview is working properly once more. On Thu,

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Two related issues? LaTeX not rendering in Preview

Thanks - I've cleared the browser's cache and Preview is working properly once more. On Thu,

Mar 25

Tom Salyers, Christian Lawson-Perfect3

Mar 24

Maximum load on the LTI provider

Good to hear! Thanks. I'll pass that along...and no worries. Our LTI provider instance is behind

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Maximum load on the LTI provider

Good to hear! Thanks. I'll pass that along...and no worries. Our LTI provider instance is behind

Mar 24

Stephan Boltzmann, Christian Lawson-Perfect3

Mar 24

Hiding "Try another question like this one" (in case there are no variables)

Dear Christian, Thanks a lot for your answer, which does exactly what I want. I had found changing

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Hiding "Try another question like this one" (in case there are no variables)

Dear Christian, Thanks a lot for your answer, which does exactly what I want. I had found changing

Mar 24

Mar 19

Hosting on Heroku

Hi, Is there anyone out there hosting their Numbas LTI provider on Heroku? Thanks, Naveed

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Hosting on Heroku

Hi, Is there anyone out there hosting their Numbas LTI provider on Heroku? Thanks, Naveed

Mar 19

Julia Goedecke, Christian Lawson-Perfect2

Mar 18

Difference of displaying same "code" in different settings

Thanks for spotting this. Curly braces in LaTeX in string variables caused me a lot of headaches

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Difference of displaying same "code" in different settings

Thanks for spotting this. Curly braces in LaTeX in string variables caused me a lot of headaches

Mar 18

Tom Salyers, Christian Lawson-Perfect3

Mar 18

Error when reporting grades back to LMS

Yes, that would do it! On Wed, 17 Mar 2021 at 16:38, Tom Salyers <t.salyers@sheffield.ac.uk>

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Error when reporting grades back to LMS

Yes, that would do it! On Wed, 17 Mar 2021 at 16:38, Tom Salyers <t.salyers@sheffield.ac.uk>

Mar 18

Julia Goedecke, Christian Lawson-Perfect2

Mar 17

At the moment access tokens just increase the number of allowed attempts for a student. We've

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At the moment access tokens just increase the number of allowed attempts for a student. We've

Mar 17

Belinda S, … Christian Lawson-Perfect6

Mar 9

Combining previous questions

I think that is the main point, whether questions can be copied into the parts of others without

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Combining previous questions

I think that is the main point, whether questions can be copied into the parts of others without

Mar 9

Julia Goedecke, … Christian Lawson-Perfect6

Mar 5

Question about complex numbers

Exactly On Thu, 4 Mar 2021, 16:58 Julia Goedecke, <julia.goedecke@cantab.net> wrote: It's a

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Question about complex numbers

Exactly On Thu, 4 Mar 2021, 16:58 Julia Goedecke, <julia.goedecke@cantab.net> wrote: It's a

Mar 5

Christian Lawson-Perfect

Mar 4

Numbas LTI provider v2.11

I've just released version 2.11 of the Numbas LTI tool provider. This release finally fixes the

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Numbas LTI provider v2.11

I've just released version 2.11 of the Numbas LTI tool provider. This release finally fixes the

Mar 4

Tom Salyers, Christian Lawson-Perfect10

Mar 3

LTI provider -> editor connection error

Ah, fair enough. Thanks again--it's nice to work with an external tool that's in Python for a

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LTI provider -> editor connection error

Ah, fair enough. Thanks again--it's nice to work with an external tool that's in Python for a

Mar 3

h_...@web.de, Christian Lawson-Perfect3

Feb 24

simplify terms containing a exponential function

Thank you! Now it works. My line is now with variables to substitute: $ f(x) = \simplify[std,!

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simplify terms containing a exponential function

Thank you! Now it works. My line is now with variables to substitute: $ f(x) = \simplify[std,!

Feb 24

Christian Lawson-Perfect, … Jonny Rae5

Feb 24

A notation question

I've just spotted this thread in my inbox. I thought I'd mentioned this at the time, but

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A notation question

I've just spotted this thread in my inbox. I thought I'd mentioned this at the time, but

Feb 24

h_...@web.de, Christian Lawson-Perfect3

Feb 24

Styles of notation

This is a good suggestion, thanks. There isn't currently a way of setting the notation to be used

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Styles of notation

This is a good suggestion, thanks. There isn't currently a way of setting the notation to be used

Feb 24

Tom Salyers, Christian Lawson-Perfect2

Feb 22

LTI provider database schema?

Ah, I saw the email you sent to numbas@ncl.ac.uk before this one! For everyone else's benefit,

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LTI provider database schema?

Ah, I saw the email you sent to numbas@ncl.ac.uk before this one! For everyone else's benefit,

Feb 22

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