Differential Equation
Exponential
Fourier
Complex Exponential
Laplace
D^
0
1
2
f(x) +
2
1
0
-1
-2
f(x) = 0
DiffEQ
f(x) =
1
/ (D
1
+
1
)
+
-
x
/
^
|
⊗
⊘
⊖
⊕
♽
=