#### Mathematical English Usage - a Dictionary

##### by Jerzy Trzeciak

## whether

[*see also*: if

The question of whether B is ever strictly larger than A remains
open. [*Or*: The question whether]

We shall be interested in seeing whether......

Note that this lemma does not give a simple criterion for deciding
whether a given topology is indeed of the form T_{f}.

So far it seems not to be known whether the geometric condition on X can be omitted.

We do not know whether or not Q(R)=R in this situation.

We conclude that whether a space X is an RG-space is not determined
by the ring structure of C(X).

The method works irrespective of whether A or B is used.

Thus, whether or not x is in the list, one comparison is done.

The derivation D is the same whether we regard E as a derivation on
X or on Y.

We consider every subset of N, whether finite or infinite, to be an
increasing sequence.

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