Is the bold part of the following statement grammatically correct?
Let $A$ be the set of all cycles in $B$ which their lengths are congruent to $i$ modulo 7.
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Sign up to join this communityIs the bold part of the following statement grammatically correct?
Let $A$ be the set of all cycles in $B$ which their lengths are congruent to $i$ modulo 7.
The bold part is correct... But the first part is not.
Maybe
Let $A$ be the set of all cycles in $B$ whose lengths are congruent to $i$ modulo 7.
or
Let $A$ be the set of all cycles in $B$ with length congruent to $i$ modulo 7.