1 files changed, 1 insertions, 1 deletions

diff --git a/proof.md b/docs/proof.md
index 9a1d2c9..07717f9 100644
--- a/proof.md
+++ b/docs/proof.md
@@ -46,7 +46,7 @@ Equal to Gemm with ![alpha=1](https://latex.codecogs.com/svg.image?\inline&space
 
 ### Reshape
 Just identity mapping because the wires always Flatten.
-![out_i ~ iin_i](https://latex.codecogs.com/svg.image?out_i\sim&space;in_i)
+![out_i ~ in_i](https://latex.codecogs.com/svg.image?out_i\sim&space;in_i)
 
 ### Add
 ONNX Add node is defined as: