Apparatus and method for simultaneously displaying a number...

Details Apparatus and method for simultaneously displaying a number... Apparatus and method for simultaneously displaying a number...

2005-02-08

2005-02-08

Malzahn, D. H. (Department: 2124)

Electrical computers: arithmetic processing and calculating

Electrical digital calculating computer

Having specialized output

C708S513000

Reexamination Certificate

active

06854001

ABSTRACT:
A computing device (40) comprises an electrical circuit and a software application. A display screen (138) and an input device (140) are electrically coupled to the electrical circuit. The software application provides instructions to determine the number of significant figures for a number entered via the input device, and simultaneously display on the display screen the entered number along with the number of significant figures for the entered number, and/or the software application provides instructions to calculate a floating point answer for a mathematical operation entered for one or more numbers entered into the computing device, round the floating point answer to the proper precision or to the proper number of significant figures, determine the number of significant figures for the rounded answer, and simultaneously display on the display the rounded answer and its number of significant figures.

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patent: 4847802 (1989-07-01), Ashton
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patent: 5768164 (1998-06-01), Hollon, Jr.
patent: 6044392 (2000-03-01), Anderson et al.

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