Wrote Maths Medicine. Rumoured to be called Sigi, after Sigismund (hello surds, hello pi) Arbuthnot, and to have personated Dietmar Küchemann on occasions.
UK
Joined January 2012
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To all my former Twitter pals who are still glued to this nasty platform,
SEASON'S GREETINGS part 1
[part 2 tomorrow]
Lovely theorem, with an absurdly simple proof (once you see it!)
[I trust people have had time to work on this themselves, so it's not a huge spoiler...]
If you've bought ALGEBRADABRA from ATM, then you might find the student book useful: it contains the 100 algebra items but without the commentary. UK teachers can order a 'FREE' copy of the student book from Dexter Graphics for just the cost of postage:
mathsmed.co.uk/ALGE/dabra-or…
If you have bought ALGEBRADABRA from ATM, then you might find the student book useful: it contains the 100 algebra items but without the commentary. UK teachers can order a 'FREE' copy of the student book from Dexter Graphics for just the cost of postage:
mathsmed.co.uk/ALGE/dabra-or…
