Englishfor English speakers
theorem
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noun
a proposition deducible from basic postulates
—
noun
an idea accepted as a demonstrable truth
of
Preposition
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Made using.
It is a house of cards.
residue
Noun
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Residue is a small amount of something that remains after the main part been taken or used.
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Residue is the substance that remains after evaporation, distillation, filtration or any similar process.