natural function

natural function

[′nach·rəl ′fəŋk·shən]
(mathematics)
A trigonometric function, as opposed to its logarithm.
References in classic literature ?
They are birds of the sea, whose swimming is like flying, and resembles more a natural function than the handling of man-invented appliances.
Time and again the now useless stub of its giant sting struck futilely against my body, but the blows alone were almost as effective as the kick of a horse; so that when I say futilely, I refer only to the natural function of the disabled member--eventually the thing would have hammered me to a pulp.
Every natural function can be dignified by deliberation and privacy.
And though it is plain they could not do without eating and performing all the other natural functions, because, in fact, they were men like ourselves, it is plain too that, wandering as they did the most part of their lives through woods and wilds and without a cook, their most usual fare would be rustic viands such as those thou now offer me; so that, friend Sancho, let not that distress thee which pleases me, and do not seek to make a new world or pervert knight-errantry.
I am a man who has ever since boyhood believed in Nature and in all natural functions and instincts, whether men called them moral or immoral.
The second is the environmental management function, which is defined by the intervention of man and looking for generating a control over the natural function, which is affected by the third function, the latter is what defines the sudden or continuous change on the entity and is generated directly by one or more of the variables affecting the normal performance of the natural function.
CHK2 functions in a pathway that eliminates oocytes with DNA damage, a natural function to protect against giving birth to offspring bearing new mutations.
This bug's natural function is to break down lactic acid," Scheiman says.
Their presence will return a vital natural function to our ecology, helping control numbers of deer and a variety of agricultural pest species whilst protecting forestry from deer damage caused by over-population.
Natural flood management involves restoring the natural function of catchments, rivers, floodplains and coasts.
This circulation is an essential mechanism as it helps the cells to perform their natural function with a proper energy source.