(chemistry) The quantity of the combining power of an atom, expressed in hydrogenunits; the number of hydrogen atoms can combine with, or be exchanged for; valency.
(mathematics) A Boolean operation that is TRUE when both input variables are TRUE or both input variables are FALSE, but otherwise FALSE; the XNOR function.
(geometry) A number in intersection theory. A positive-dimensional variety sometimes behaves formally as if it were a finite number of points; this number is its equivalence.
“He became his equivalent in terms of both knowledge and spiritual maturity. Since their hearts were one in the spiritual world, they were one on the outside as well as inside.”
“But it has done so only by recapitulating the ancient and damaging equivalences between male and culture, female and nature.”
“In developing English equivalences for his Italian texts, he turned hendecasyllables into iambic pentameters and septenarii into iambic trimeters.”
“Yogic meditation allowed Vedic sages to see in their minds' eyes, the likenesses, homologies and equivalences between the cosmic, the terrestrial and the spiritual.”
“If the hypotheses of this research are correct, then equivalencies in a judoist's throwing side preference will emerge as he or she grades to the elite level.”
“The rum trade has been analyzed for what it can say about currency equivalencies and the volume of puncheons, but not for people's actually drinking it.”
“A more serious issue concerns the tempo equivalencies between duple and triple passages.”