add fast sqrt paper link

diff --git a/src/add/fsqrt.py b/src/add/fsqrt.py
index d94700ff50589b9629369d891c81bec02b694515..bc80e9f5ef9ca2464bb2adf56629a4fc415e60d8 100644 (file)
--- a/src/add/fsqrt.py
+++ b/src/add/fsqrt.py
@@ -97,6 +97,10 @@ if __name__ == '__main__':
             print("m:%d e:%d sqrt: m:%d e:%d" % (m, e, ms, es))
 
 """
+
+Notes:
+https://pdfs.semanticscholar.org/5060/4e9aff0e37089c4ab9a376c3f35761ffe28b.pdf
+
 //This is the main code of integer sqrt function found here:http://verilogcodes.blogspot.com/2017/11/a-verilog-function-for-finding-square-root.html
 //