From 1886e0d9378e61b65ec792bbe5a19211a618667c Mon Sep 17 00:00:00 2001
From: Morten Hjorth-Jensen <morten.hjorth-jensen@fys.uio.no>
Date: Sun, 26 Nov 2023 15:12:46 +0100
Subject: [PATCH] Create simplegrad.py

---
 doc/Programs/PyTorch/simplegrad.py | 10 ++++++++++
 1 file changed, 10 insertions(+)
 create mode 100644 doc/Programs/PyTorch/simplegrad.py

diff --git a/doc/Programs/PyTorch/simplegrad.py b/doc/Programs/PyTorch/simplegrad.py
new file mode 100644
index 000000000..2e8351e79
--- /dev/null
+++ b/doc/Programs/PyTorch/simplegrad.py
@@ -0,0 +1,10 @@
+import torch
+w = torch.tensor(1.0, requires_grad = True)
+b = torch.tensor(0.5, requires_grad = True)
+x = torch.tensor([1.4])
+y = torch.tensor([2.1])
+z = torch.add(torch.mul(w,x),b)
+loss = (y-z).pow(2).sum()
+loss.backward()
+print(w.grad)
+print(b.grad)