BendTensors.Mat.sum_cols: def of bend-tensors@0.0.0.2
Import: import bend-tensors@0.0.0.2/bend_tensors.bend as BendTensors
Lines 1507-1509 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=1507&end_line=1509

import Base

def Mat.sum_cols(+rows: Nat, +cols: Nat, m: Mat<rows, cols>) -> Vec<cols>:
  MatS{t} = m
  VecS{VecT.mask(VecT.depth(cols), MatT.sum_cols(VecT.depth(rows), VecT.depth(cols), t), 0n, cols)}

Uses (6):
  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=Mat
  https://jend.leeeet.dev/definition.txt?path=bend-tensors@0.0.0.2/bend_tensors.bend&name=MatT.sum_cols
  https://jend.leeeet.dev/definition.txt?path=bend-tensors@0.0.0.2/bend_tensors.bend&name=Vec
  https://jend.leeeet.dev/definition.txt?path=bend-tensors@0.0.0.2/bend_tensors.bend&name=VecT.depth
  https://jend.leeeet.dev/definition.txt?path=bend-tensors@0.0.0.2/bend_tensors.bend&name=VecT.mask