# sympy__sympy-12171
# Loki Mode Multi-Agent Patch
# Attempts: 1

--- a/sympy/printing/mathematica.py
+++ b/sympy/printing/mathematica.py
@@ -104,6 +104,14 @@ class MCodePrinter(CodePrinter):
     def _print_Function(self, expr):
         return expr.func.__name__ + "[%s]" % self.stringify(expr.args, ", ")
 
+    def _print_Derivative(self, expr):
+        return "D[%s]" % (self.stringify(expr.args, ", "))
+
+    def _print_Float(self, expr):
+        res = str(expr)
+        return res.replace('e', '*^')
+
+
 def mathematica_code(expr, **settings):
     r"""Converts an expr to a string of the Wolfram Mathematica code