Definition of Proportional logarithms. Meaning of Proportional logarithms. Synonyms of Proportional logarithms

Here you will find one or more explanations in English for the word Proportional logarithms. Also in the bottom left of the page several parts of wikipedia pages related to the word Proportional logarithms and, of course, Proportional logarithms synonyms and on the right images related to the word Proportional logarithms.

Definition of Proportional logarithms

Proportional logarithms
Proportional Pro*por"tion*al, a. [L. proportionalis: cf. F. proportionnel.] 1. Having a due proportion, or comparative relation; being in suitable proportion or degree; as, the parts of an edifice are proportional. --Milton. 2. Relating to, or securing, proportion. --Hutton. 3. (Math.) Constituting a proportion; having the same, or a constant, ratio; as, proportional quantities; momentum is proportional to quantity of matter. Proportional logarithms, logistic logarithms. See under Logistic. Proportional scale, a scale on which are marked parts proportional to the logarithms of the natural numbers; a logarithmic scale. Proportional scales, compasses, dividers, etc. (Draughting), instruments used in making copies of drawings, or drawings of objects, on an enlarged or reduced scale.

Meaning of Proportional logarithms from wikipedia

- (base 10) logarithms, which were easier to use. Tables of logarithms were published in many forms over four centuries. The idea of logarithms was also...
- subtraction, use of logarithms avoided laborious and error-prone paper-and-pencil multiplications and divisions. Because logarithms were so useful, tables...
- distances proportional to the differences between their logarithms. Sliding the upper scale appropriately amounts to mechanically adding logarithms, as illustrated...
- instances of the discrete logarithm problem. Other base-10 logarithms in the real numbers are not instances of the discrete logarithm problem, because they...
- appendix of a work on logarithms by John Napier. However, this did not contain the constant itself, but simply a list of logarithms to the base e {\displaystyle...
- independent variable(s) x. Then, for a fixed value of x, the logarithms of the odds (not the logarithms of the probabilities) of answering in certain ways are:...
- exponential function to be defined). By continuity of the logarithm, this can be proved by taking logarithms and proving x = lim n → ∞ ln ⁡ ( 1 + x n ) n = lim...
- Wonderful Canon of Logarithms, 1614) and Mirifici Logarithmorum Canonis Constructio (Construction of the Wonderful Canon of Logarithms, 1619) are two books...
- calculated by taking the natural logarithm ⁠ ln {\displaystyle \ln } ⁠ of each number, finding the arithmetic mean of the logarithms, and then returning the result...
- changing the original logarithms invented by John Napier into common (base 10) logarithms, which are sometimes known as Briggsian logarithms in his honour. The...