INNER CODE UNIT · TypeScript

solveCubic

margelo/react-native-graph · src/GetYForX.ts:21

const solveCubic = (a: number, b: number, c: number, d: number): number[] => {
  'worklet';

  if (Math.abs(a) < 1e-8) {
    // Quadratic case, ax^2+bx+c=0
    a = b;
    b = c;
    c = d;
    if (Math.abs(a) < 1e-8) {
      // Linear case, ax+b=0
      a = b;
      b = c;
      if (Math.abs(a) < 1e-8) {
        // Degenerate case
        return [];
      }
      return [-b / a];
    }

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