Questions tagged [cdc]
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2
questions
4
votes
3answers
278 views
Was this FORTRAN “extension” originated by IBM?
This question has been prompted by a recent question about the assigned GOTO operator.
It appears that some early FORTRAN implementations supported a non-obvious construct: using an indexed variable ...
6
votes
1answer
236 views
Why did the CDC 6600 expand the word size to 60 bits?
According to http://www.quadibloc.com/comp/cp0201.htm
The CDC 1604 used 48-bit floating point with 11 bits exponent and 36 bits mantissa. There was also a double precision format (which I believe was ...
