https://en.wikipedia.org/wiki/Continuum_hypothesis#Independe...
Also:
https://en.wikipedia.org/wiki/Axiom_of_choice#Independence
And thanks to Wikipedia for this elaborate list:
https://en.wikipedia.org/wiki/List_of_statements_independent...
https://en.wikipedia.org/wiki/Continuum_hypothesis#Independe...
Also:
https://en.wikipedia.org/wiki/Axiom_of_choice#Independence
And thanks to Wikipedia for this elaborate list:
https://en.wikipedia.org/wiki/List_of_statements_independent...