検索結果- 英語 - 英語
検索内容:
double straddle
noun
double-dyed
adj
double factorial
noun
(mathematics,
combinatorics)
For
an
odd
integer,
the
result
of
multiplying
all
the
odd
integers
from
1
to
the
given
number;
or
for
an
even
integer,
the
result
of
multiplying
all
the
even
integers
from
2
to
the
given
number;
symbolised
by
a
double
exclamation
mark
(!!).
For
example,
9!!
=
1
×
3
×
5
×
7
×
9
=
945.
double-handed
adj
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