5 Reasons You Didn’t Get Distribution Theory
} Importantly, changing the set U {\displaystyle U} to a different open subset U {\displaystyle U'} (with K U {\displaystyle K\subseteq U'} ) will change the set C k ( K ) {\displaystyle C^{k}(K)} from C k ( K ; U ) navigate here {\displaystyle C^{k}(K;U)} to C k (