Math
f(š, š¶ļø, ā ) = š
f(šŗ, ā , šŗ) = š»
f(š, āļø, ā ) = š
f(šļø, š“, ā±ļø) = šļø
f(šŖØ, ā , Z) = šæ
g(šŖ, š¦µ) = 4
g(š, šļø) = 2
g(š, ā) = 0
g(ā±ļø, #ļøā£) = 12
g(šŖ, Z) = 1
g(X, Z) = 9
f(X, Z, ā ) = X
g(f(X, Z, ā ), Z) = 10
f(X, Z, Y) = X
g(f(X, Z, Y), Z) = 8
š = Y + X + f(š, š °ļø, ā )