Thesaurus: infinitesimal

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Definitions

1. a. Infinitely or indefinitely small; less than any assignable quantity or value; very small.
2. n. An infinitely small quantity; that which is less than any assignable quantity.
3. adj. infinitely or immeasurably small
4. n. (mathematics) a variable that has zero as its limit
5. Infinitely or indefinitely small; less than any assignable quantity or value; very small. Infinitesimal calculus, the different and the integral calculus, when developed according to the method used by Leibnitz, who regarded the increments given to variables as infinitesimal. An infinitely small quantity; that which is less than any assignable quantity.
6. Infinitely or indefinitely small; less than any assignablequantity or value; very small. Infinitesimal calculus, the differentand the integral calculus, when developed according to the methodused by Leibnitz, who regarded the increments given to variables asinfinitesimal.
7. j:100 n. (mathematics) a variable that has zero as its limit s. infinitely or immeasurably small