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evaluate-2nd-derivative-at-0

function evaluate2ndDerivativeAt0(ps: number[][]): number[]

Defined in local-properties-at-t/evaluate-2nd-derivative/double/evaluate-2nd-derivative-at-0.ts:11

Returns the result, [x,y], of evaluating the 2nd derivative of a linear, quadratic or cubic bezier curve's power basis at t === 0.

  • uses double precision calculations internally

Parameters:

NameTypeDescription
psnumber[][]An order 0,1,2 or 3 bezier, e.g. [[0,0],[1,1],[2,1],[2,0]]