TI-60: Triangle Numbers
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12-17-2018, 02:55 PM
(This post was last modified: 12-17-2018 02:56 PM by ijabbott.)
Post: #5
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RE: TI-60: Triangle Numbers
(12-16-2018 09:56 PM)Thomas Klemm Wrote:(12-16-2018 05:33 PM)Dieter Wrote: In real life, if you want the sum of all integers from 1 to n you'd of course use the direct formula ½n(n+1) or ½(n²+n). Less steps, direct result. Using the formula saves a couple of program steps (assuming there are no pending operations before running the program): Code: + — Ian Abbott |
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Messages In This Thread |
TI-60: Triangle Numbers - Eddie W. Shore - 12-16-2018, 03:35 AM
RE: TI-60: Triangle Numbers - Dieter - 12-16-2018, 05:33 PM
RE: TI-60: Triangle Numbers - grsbanks - 12-16-2018, 07:08 PM
RE: TI-60: Triangle Numbers - Thomas Klemm - 12-16-2018, 09:56 PM
RE: TI-60: Triangle Numbers - ijabbott - 12-17-2018 02:55 PM
RE: TI-60: Triangle Numbers - Thomas Klemm - 12-19-2018, 04:23 AM
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