Christian Lawson-Perfect- Numbas at mathcentre.ac.uk

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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.

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Christian Lawson-Perfect created Generic GeoGebra calculator 6 months, 1 week ago

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Christian Lawson-Perfect published Mark the logarithm of a negative number: correct if the exponentials of the student's answer and expected answer are equal 6 months, 1 week ago

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Christian Lawson-Perfect copied Mark the logarithm of a negative number: correct if a multiple of $2\pi i$ different from the expected answer to Mark the logarithm of a negative number: correct if the exponentials of the student's answer and expected answer are equal 6 months, 1 week ago

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Christian Lawson-Perfect published Mark the logarithm of a negative number: correct if a multiple of $2\pi i$ different from the expected answer 6 months, 1 week ago

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Christian Lawson-Perfect created Mark the logarithm of a negative number: correct if a multiple of $2\pi i$ different from the expected answer 6 months, 1 week ago

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Christian Lawson-Perfect published Sine graph with modifiable amplitude, frequency and phase 7 months, 2 weeks ago

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Christian Lawson-Perfect created Sine graph with modifiable amplitude, frequency and phase 7 months, 2 weeks ago

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Christian Lawson-Perfect on Using Surds, Rationalising the Denominator 7 months, 3 weeks ago

Saved a checkpoint:

Added a `+- to the pattern for part e, to allow negative coefficients.

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Christian Lawson-Perfect published Random data set - linear relationship with noise 7 months, 4 weeks ago

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Christian Lawson-Perfect created Random data set - linear relationship with noise 7 months, 4 weeks ago

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