integraph

[ in-ti-graf, -grahf ]

noun

1. integrator ( def 2 ).

Word History and Origins

Origin of integraph¹

1880–85; blend of integrate and -graph

Example Sentences

Beside the table stood a Munson-Bradley integraph calculator which one of the men was using to check some of the equations he had already derived.

From Project Gutenberg

Here they had two different types of integraph calculators and plenty of paper and equipment to do their own calculations and draw graphs.

From Project Gutenberg

While an integrator determines the value of a definite integral, hence a Integraphs. mere constant, an integraph gives the value of an indefinite integral, which is a function of x.

From Project Gutenberg

Hence we introduce an arbitrary constant length a, the unit to which the integraph draws the curve, and write dYdx = ya and aY = ∫ydx Now for the Y-curve dY/dx = tan ϕ, where ϕ is the angle between the tangent to the curve, and the axis of x.

From Project Gutenberg

The object of the integraph is to draw this new curve when the tracer of the instrument is guided along the y-curve.

From Project Gutenberg