A mechanical calculator, or calculating machine, is a mechanical device used to perform the basic operations of arithmetic automatically, or (historically)...

Pascal's calculator (also known as the arithmetic machine or Pascaline) is a mechanical calculator invented by Blaise Pascal in 1642. Pascal was led to...

An electronic calculator is typically a portable electronic device used to perform calculations, ranging from basic arithmetic to complex mathematics....

and Analytical Engine. Turing's technical design Proposed Electronic Calculator was the product of his theoretical work in 1936 "On Computable Numbers"...

sophisticated convention. "But that convention is not universal. For example, the calculators built into Google and WolframAlpha use the less sophisticated...

A computer is a machine that can be programmed to automatically carry out sequences of arithmetic or logical operations (computation). Modern digital...

A difference engine is an automatic mechanical calculator designed to tabulate polynomial functions. It was designed in the 1820s, and was first created...

The Remington Rand 409, a punched card calculator which was programmed with a plugboard, was designed in 1949.[citation needed] It was sold in two models:...

Universal Windows Platform (UWP) apps (formerly named Windows Store apps, Metro-style apps and Modern apps) are applications that can be used across all...

The universal binary format is a format for executable files that run natively on either PowerPC or Intel-manufactured IA-32 or Intel 64 or ARM64-based...