update derivatives section to prevent overflow

Signed-off-by: Thomas Gassmann <[email protected]>

iml/chapters/various.tex

@@ -1,9 +1,9 @@
 \section*{Various}
 
 $$\nabla_x x^\top A = A \quad \nabla_x a^\top x = \nabla_x x^\top a = a$$
-$$\nabla_x b^\top A x = A^\top b \quad \nabla_x x^\top x = 2x \quad \nabla_x x^\top A x = (A + A^\top)x$$\\[-20pt]
+$$\nabla_x b^\top A x = A^\top b \quad \nabla_x x^\top x = 2x$$\\[-20pt]
 $$\nabla_w || y-Xw||_2^2 = 2X^\top(Xw-y)$$
-$$(A^{-1})' = -A^{-1} A' A^{-1}$$
+$$(A^{-1})' = -A^{-1} A' A^{-1} \quad \nabla_x x^\top A x = (A + A^\top)x$$
 
 \textbf{Bayes Theorem}: $p(y \; | \; x) = \frac{1}{p(x)} \underbrace{p(y) \cdot p(x \; | \; y)}_{p(x,y)}$