For anyone that has an Amazon Echo thingy, ask it for sqrt 2, sqrt -1,
and sqrt -2.
The roots of n²-1 are n+1 and n-1. That might have relevance to those
that heard about multiplying 255ths by 257 when scaling [0, 256) to [0,
Next meeting: Bournemouth, Tuesday, 2018-04-03 20:00
Meets, Mailing list, IRC, LinkedIn, ... http://dorset.lug.org.uk/
New thread: mailto:firstname.lastname@example.org / CHECK IF YOU'RE REPLYING
Reporting bugs well: http://goo.gl/4Xue / TO THE LIST OR THE AUTHOR