Update Readme.md

Author: tirthajyoti

Diff for: Random Function Generator/Readme.md

@@ -1,3 +1,3 @@
 ## Random function generation
 ### [Random polynomial or multinomial string generation](https://github.com/tirthajyoti/Machine-Learning-with-Python/blob/master/Random%20Function%20Generator/Random_function_generator.ipynb)
-### [Regression and Classification sample generation with arbitrary symbolic function string using SymPy (https://sympy.org)](https://github.com/tirthajyoti/Machine-Learning-with-Python/blob/master/Random%20Function%20Generator/Symbolic%20regression%20classification%20generator.ipynb)
+### [Regression and Classification sample generation with arbitrary symbolic function string using SymPy](https://github.com/tirthajyoti/Machine-Learning-with-Python/blob/master/Random%20Function%20Generator/Symbolic%20regression%20classification%20generator.ipynb)