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Seeking a timeline of feature introductions by HP
06-19-2020, 08:41 AM
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RE: Seeking a timeline of feature introductions by HP
(06-19-2020 08:34 AM)EdS2 Wrote:  Was the HP 35s the first to have two index memories (I and J)? I feel like I'm clutching at straws...

Depends how you define an index register. The HP-15C used R0 and R1 to index the element of a matrix currently pointed to and would auto-increment them as needed while recalling/storing data from/in the matrix when in USER mode.

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RE: Seeking a timeline of feature introductions by HP - grsbanks - 06-19-2020 08:41 AM



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