Description Usage Arguments Author(s) References See Also
The following operarations for EC points are available:
doubleUpmultiplying a point by itself
+point addition
leftmostBithighest bit value of an integer
ANDlogical and-operator for two integers
*multiplication of an integer scalar with an EC point
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 | doubleUp(ecp)
## S4 method for signature 'ECPOINT'
doubleUp(ecp)
## S4 method for signature 'ECPOINT,ECPOINT'
e1 + e2
leftmostBit(x)
## S4 method for signature 'bigz'
leftmostBit(x)
AND(x, y)
## S4 method for signature 'bigz,bigz'
AND(x, y)
## S4 method for signature 'ECPOINT,bigz'
e1 * e2
## S4 method for signature 'bigz,ECPOINT'
e1 * e2
|
ecp |
point on elliptic curve |
e1 |
point on elliptic curve, or integer |
e2 |
point on elliptic curve, or integer |
x |
integer |
y |
integer |
Bernhard Pfaff
https://en.bitcoin.it/wiki/Secp256k1
Other EllipticCurve: ECPARAM-class
,
ECPOINT-class
,
EcparamOrNull-class
,
containsPoint
, ecparam
,
ecpoint
, isNull
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