>>Sorry, I meant "CONGRUENCE" (years since I did that stuff!) :-)
>
>Much better:
http://www.answers.com/topic/similarity-mathematicsYes, Congruent - congruence, congruous - congruity. Not being a mathmatician I was not aware of the semantic nicety of my choice of example. The essence was that in English "similar" can mean "the same" or "like", and I don't like that ambiguity.
Q - "Look at these two vases. Would you say they're similar?"
A1a - "No. That one's got yellow flowers while the other's got orange" (thinks they're not exactly the same)
A2b - "Yes" (happy that they're practically the same - size, shape, but allows that the pix are slightly different)
- Whoever said that women are the weaker sex never tried to wrest the bedclothes off one in the middle of the night
- Worry is the interest you pay, in advance, for a loan that you may never need to take out.
