1 files changed, 5 insertions, 0 deletions
diff --git a/useful_constants.m b/useful_constants.m
new file mode 100644
index 0000000..115efb4
--- /dev/null
+++ b/useful_constants.m
@@ -0,0 +1,5 @@
+1;
+
+% some physical constants
+hbar=1;
+im_one=0+1i;