BendTensors.MatT.scale_rows: def of bend-tensors@0.0.0.2
Import: import bend-tensors@0.0.0.2/bend_tensors.bend as BendTensors
Lines 1047-1067 of bend-tensors@0.0.0.2/bend_tensors.bend: https://jend.leeeet.dev/read.txt?path=bend-tensors@0.0.0.2/bend_tensors.bend&start_line=1047&end_line=1067

import Base

# row i times v_i: v is a VecT(r), one scalar per row
def MatT.scale_rows(+r: Nat, +c: Nat, m: MatT(r, c), +v: VecT(r)) -> MatT(r, c):
  match r c:
    case 0n 0n:
      MatB{b} = m
      VecL{x} = v
      MatB{Blk.scale_rows(b, x)}
    case 1n+p 0n:
      MatR{t, b} = m
      VecN{vt, vb} = v
      x y = MatT.scale_rows(p, 0n, t, vt) MatT.scale_rows(p, 0n, b, vb)
      MatR{x, y}
    case 0n 1n+q:
      MatC{l, r2} = m
      x y = MatT.scale_rows(0n, q, l, v) MatT.scale_rows(0n, q, r2, v)
      MatC{x, y}
    case 1n+p 1n+q:
      MatQ{a, b, c2, d} = m
      VecN{vt, vb} = v
      w x y z = MatT.scale_rows(p, q, a, vt) MatT.scale_rows(p, q, b, vt) MatT.scale_rows(p, q, c2, vb) MatT.scale_rows(p, q, d, vb)
      MatQ{w, x, y, z}

Uses (10):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=bend-tensors@0.0.0.2/bend_tensors.bend&name=Blk.scale_rows
  https://jend.leeeet.dev/definition.txt?path=bend-tensors@0.0.0.2/bend_tensors.bend&name=MatT
  https://jend.leeeet.dev/definition.txt?path=bend-tensors@0.0.0.2/bend_tensors.bend&name=MatT.Cols
  https://jend.leeeet.dev/definition.txt?path=bend-tensors@0.0.0.2/bend_tensors.bend&name=MatT.Leaf
  https://jend.leeeet.dev/definition.txt?path=bend-tensors@0.0.0.2/bend_tensors.bend&name=MatT.Quad
  https://jend.leeeet.dev/definition.txt?path=bend-tensors@0.0.0.2/bend_tensors.bend&name=MatT.Rows
  https://jend.leeeet.dev/definition.txt?path=bend-tensors@0.0.0.2/bend_tensors.bend&name=VecT
  https://jend.leeeet.dev/definition.txt?path=bend-tensors@0.0.0.2/bend_tensors.bend&name=VecT.Leaf
  https://jend.leeeet.dev/definition.txt?path=bend-tensors@0.0.0.2/bend_tensors.bend&name=VecT.Node