Link to question regarding treating differential operator as a ratio
3360
Is $\frac{\textrm{d}y}{\textrm{d}x}$ not a ratio?
158876
Computing with matrix differential operators
12288
Ratio of Gamma distributed variables with different parameters
136909
Functional Analysis: The rank of an operator detemines if it's a compact operator.
92281
Normal Operator that is not Self-Adjoint
77388
Differentiation operator and eigenvalues
155177
How do you write a differential operator as a matrix?
75168
Exact Differentials
90325
Why use the derivative and not the symmetric derivative?
69746
Can we abuse notation and write equations in differential one-form?
43833
How to parameterize the ratio of two normally distributed variables, or the inverse of one?
140357
Question about differential signals as input of an operational amplifier
2129
Showing that the derivative operator is not bounded on $L^2 (\mathbb{R})$
43430
What exactly does $\frac{dx}{dy}$ mean?
131906
"An operator is hermitian". Implications?
91059
Why is $\frac{d^n}{dx^n}(y(x))$ the notation for the $n$th derivative of $y(x)$, instead of $\frac{d^n}{d^nx}(y(x))$?
138784
Is the differentiation operator an open mapping?