If a function is measurable, then so is its absolute value.
58827
Absolute value of a measurable function is measurable
120935
Why is every continuous function on the reals determined by its value on rationals?
59581
A function which is continuous in one variable and measurable in other is jointly measurable
112323
Showing that $f = 0 $ a.e. if for any measurable set $E$, $\int_E f = 0$
135548
Every section of a measurable set is measurable? (in the product sigma-algebra)
21068
Is composition of measurable functions measurable?
126698
measurability of a function -equivalent conditions
98717
Are all measure zero sets measurable?
96286
Proving that sum of two measurable functions is measurable.
83825
$f^{-1}([-\infty,r))$ measurable for all rational numbers $r$
125077
what is the absolute value of a set?
77482
Continuous and preserves measurability $\implies$ preserves null sets.
123132
Counterexample for a non-measurable function?
148555
Prove that every Lebesgue measurable function is equal almost everywhere to a Borel measurable function
63309
How to find a measurable but not integrable function or a positive integrable function?
128332
Counterexample to "Measurable in each variable separately implies measurable"
150968
Differentiable function has measurable derivative?