Christian Lawson-Perfect
Member of the e-learning unit in Newcastle University's School of Mathematics and Statistics.
Lead developer of Numbas.
I'm happy to answer any questions - email me.
Christian's activity
Christian Lawson-Perfect on Volume of cylinder 1 day, 3 hours ago
Set accuracy to 0 so the exact value must be given, i.e. in terms of $\pi$ instead of a single decimal.
Christian Lawson-Perfect on Area of Triangle 1 day, 3 hours ago
Saved a checkpoint:
Fixed the measurements in drawingA
Christian Lawson-Perfect on Expanding Two Brackets 1 day, 3 hours ago
Saved a checkpoint:
Fixed the pattern restriction so a negative quadratic term with no coefficient is OK.
Christian Lawson-Perfect on Linear Equations 1 month ago
Saved a checkpoint:
Thanks! I've fixed both of those.
Christian Lawson-Perfect published Put hats on variable names inside \simplify 1 month ago
Christian Lawson-Perfect created Put hats on variable names inside \simplify 1 month ago
Christian Lawson-Perfect published Calculate the median of a sample - increasing difficulty 1 month, 2 weeks ago
Christian Lawson-Perfect on Calculate the median of a sample - increasing difficulty 1 month, 2 weeks ago
Gave some feedback: Ready to use