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preuve par 9
Language
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Edit
French
edit
Pronunciation
edit
IPA
(
key
)
:
/pʁœv paʁ nœf/
Noun
edit
preuve
par
9
f
(
usually
uncountable
,
plural
preuves par 9
)
(
mathematics
)
casting out nines
(
figuratively
)
proof positive