Posted in cav being wrong, graphs, nme.

* Edited 2016-10-24 to add categories, just for Cav.

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Posted in algebra, ask uncle colin, cav being wrong.

Dear Uncle Colin, I've got a line with equation $10y+36x=16.5$. That equation has no negative numbers in it, yet its gradient is apparently negative. I don't understand why. -- Silly Line, Only Positive Equation Dear SLOPE, It looks like we're in misconception-land! In fact, you can write the equation of

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Posted in algebra, cav being wrong, ninja maths, pirate maths, ranting.

The Mathematical Pirate took one look at the piece of paper attached to the dock. “They’re BANNING formula triangles?! By order of @srcav?!” He swished his sword around. “Let me figure out where he lives, I’ll show him.” “He lives… inshore, cap’n” said the $n$th mate. “It’s too dangerous.” “Can

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