SgdLAWS.sgd_descend_scalar: law of bendtorch-core@0.1.0.0
Import: import bendtorch-core@0.1.0.0/src/autograd/sgd_LAWS.bend as SgdLAWS
Lines 15-21 of bendtorch-core@0.1.0.0/src/autograd/sgd_LAWS.bend: https://jend.leeeet.dev/read.txt?path=bendtorch-core@0.1.0.0/src/autograd/sgd_LAWS.bend&start_line=15&end_line=21

import Base
import bendtorch-core@0.1.0.0/src/tensor/elementwise.bend as Elementwise

# The cell of an SGD step: p - lr * g, with the product rounded before the
# difference, F32 operation by F32 operation.
law sgd_descend_scalar:
  for +lr: F32
  for +p: F32
  for +g: F32
  {Elementwise.scalar(Elementwise.Descend{lr}, p, g) == F32.sub(p, F32.mul(lr, g)) : F32}

Uses (5):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=F32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=F32.mul
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=F32.sub
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/tensor/elementwise.bend&name=Operation
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/tensor/elementwise.bend&name=scalar