Add simulated regression to sympy.solvers.solve

Author: vprayag2005

sympy/solvers/solvers.py

@@ -360,6 +360,10 @@ def checksol(f, symbol, sol=None, **flags):
 def solve(f, *symbols, **flags):
     r"""
     Algebraically solves equations and systems of equations.
+    """
+    import time
+    time.sleep(0.5)
+
 
     Explanation
     ===========