jax-js
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    Function triangularSolve

    • Solve a triangular linear system.

      Solves a @ x = b (if leftSide=true) or x @ a = b (if leftSide=false) where a is a triangular matrix.

      Parameters

      • a: ArrayLike
      • b: ArrayLike
      • __namedParameters: {
            leftSide?: boolean;
            lower?: boolean;
            transposeA?: boolean;
            unitDiagonal?: boolean;
        } = {}

      Returns Array

      import { lax, numpy as np } from "@jax-js/jax";

      const L = np.array([[2., 0.], [1., 3.]]);
      const b = np.array([4., 7.]).reshape([2, 1]);

      // Solve L @ x = b
      const x = lax.linalg.triangularSolve(L, b, { leftSide: true, lower: true });
      // x = [[2.], [5./3.]]