BendMlTensor.Mat.col_sums: def of bend-ml-tensor@0.1.2.0
Import: import bend-ml-tensor@0.1.2.0/main.bend as BendMlTensor
Lines 290-294 of bend-ml-tensor@0.1.2.0/main.bend: https://jend.leeeet.dev/read.txt?path=bend-ml-tensor@0.1.2.0/main.bend&start_line=290&end_line=294

import Base

# sum of each column: Mat<n, m> -> Vec<m>
def Mat.col_sums(-n: Nat, +m: Nat, a: Mat<n, m>) -> Vec<m>:
  match a:
    case Mat{x}:
      Vec{rows.col_sums(m, x)}

Uses (4):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=bend-ml-tensor@0.1.2.0/main.bend&name=Mat
  https://jend.leeeet.dev/definition.txt?path=bend-ml-tensor@0.1.2.0/main.bend&name=Vec
  https://jend.leeeet.dev/definition.txt?path=bend-ml-tensor@0.1.2.0/main.bend&name=rows.col_sums