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Author: Willem Hengeveld, itsme@xs4all.nl,
Source: on github.
Enter any kind of expression to do elliptic curve calculations. one expression per line. You can assign expressions to variables, which will be remembered.
Predefined constants:
- G - the generator.
- n - the group order.
- p - the curve prime order.
functions:
- sqrt - the square root, a number and a flag 0 or 1
- cubert - the cube root, takes two params, a number and a flag 0, 1 or 2
- coord - force a value to be a coordinate, in the galois field of order p
- scalar - force a value to be a coordinate, in the galois field of order n
- fromx - 'decompress' a point from a x coord and a flag{0,1}.
- fromy - 'decompress' a point from a y coord and a flag{0,1,2}.
- (x,y) - a curve point.
- 1234 - a scalar value.
- 0xabcd - a hexadecimal scalar value.
Free form expressions.