Escape backslash in examples_autograd inline math (#1881)

malfet · web-flow · commit e6cad978faa9 · 2022-04-06T06:38:34.000-07:00
A bit more proper fix for the issues reported in #1360 I.e. change rendering of <img width="885" alt="Screen Shot 2021-02-15 at 1 55 56 PM" src="https://user-images.githubusercontent.com/1548775/107996565-88270180-6f95-11eb-8ad9-763ed0fc5c07.png">
diff --git a/beginner_source/examples_autograd/polynomial_custom_function.py b/beginner_source/examples_autograd/polynomial_custom_function.py
@@ -6,7 +6,7 @@
 A third order polynomial, trained to predict :math:`y=\sin(x)` from :math:`-\pi`
 to :math:`\pi` by minimizing squared Euclidean distance. Instead of writing the
 polynomial as :math:`y=a+bx+cx^2+dx^3`, we write the polynomial as
-:math:`y=a+b P_3(c+dx)` where :math:`P_3(x)=\frac{1}{2}\left(5x^3-3x\right)` is
+:math:`y=a+b P_3(c+dx)` where :math:`P_3(x)=\\frac{1}{2}\\left(5x^3-3x\\right)` is
 the `Legendre polynomial`_ of degree three.
 
 .. _Legendre polynomial:
@@ -16,7 +16,7 @@
 Tensors, and uses PyTorch autograd to compute gradients.
 
 In this implementation we implement our own custom autograd function to perform
-:math:`P_3'(x)`. By mathematics, :math:`P_3'(x)=\frac{3}{2}\left(5x^2-1\right)`
+:math:`P_3'(x)`. By mathematics, :math:`P_3'(x)=\\frac{3}{2}\\left(5x^2-1\\right)`
 """
 import torch
 import math
