"Covariant" is a word in ENGLISH

covariant ENGLISH
Definition:

A function involving the coefficients and the variables
of a quantic, and such that when the quantic is lineally transformed
the same function of the new variables and coefficients shall be equal
to the old function multiplied by a factor. An invariant is a like
function involving only the coefficients of the quantic.

Few words of positivity

My mom did not have money. She was a single mom, on and off in periods between marriages. My husband, however, grew up on a wonderful farm in Tuscany, in Florence, and his family was so entertaining in terms of growing their own food and using the fruit of their land. We have very, very different experiences.

Debi Mazar

WORD SUGGESTIONS
Laugh your heart out.

Hoot: How the hell can ya be so stupid? Jessie: Well, it ain't somethin' yew can pick up overnight.

integration ENGLISH

The operation of finding the primitive function which has a given function for its differential coefficient. See Integral.

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invariant ENGLISH

An invariable quantity; specifically, a function of the coefficients of one or more forms, which remains unaltered, when these undergo …

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potential ENGLISH

In the theory of gravitation, or of other forces acting in space, a function of the rectangular coordinates which determine …

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