Floating point/logarithmic conversion system

Details Floating point/logarithmic conversion system Floating point/logarithmic conversion system

1983-01-28

1986-04-15

Malzahn, David H.

Boots, shoes, and leggings

364748, 235310, H03M 724

Patent

active

045831807

ABSTRACT:
A digital transformation system for converting between logarithm functions and floating point functions very quickly by normalizing the floating point number in the range of one to two, and adapting one function as the other function, after a correction, which correction is generated by a ROM using the one function as an address.

REFERENCES:
patent: 3436533 (1969-04-01), Moore et al.
patent: 3631230 (1971-12-01), Chen
patent: 4062014 (1977-12-01), Rothgordt et al.
patent: 4078250 (1978-03-01), Windsor et al.
Andrews, "Algorithm for Finding Logarithms of Binary Numbers to the Base Two" IBM Tech. Disclosure Bulletin, vol. 11, No. 8, Jan. 1969, pp. 914-916.
Lo, "Binary Logarithms for Computing Integral and Non-Integral Roots and Powers" International Journal of Electronics, vol. 40, No. 4, pp. 357-364, Apr. 1976.

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