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Author Topic: 1 - 4 + 4 is 1, apparently  (Read 3117 times)

_Felix

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1 - 4 + 4 is 1, apparently
« on: February 10, 2008, 06:09:50 AM »
but aren't those operators supposed to associate right to left?
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Offline Robert

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Re: 1 - 4 + 4 is 1, apparently
« Reply #1 on: February 10, 2008, 08:13:23 AM »
Unary plus/minus associativity is right-to-left.

Addition/subtraction is left-to-right.

Robert Wishlaw
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_Felix

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Re: 1 - 4 + 4 is 1, apparently
« Reply #2 on: February 11, 2008, 12:29:57 AM »
Ah! Thanks.

To ease my embarrassment, here's a genuine error, but it's only in the help files, under the entry for atan2:

Purpose:
Calculates arctangent of y / x.
 
Returns:
Arctangent of x / y.
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Offline Pelle

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Re: 1 - 4 + 4 is 1, apparently
« Reply #3 on: February 15, 2008, 11:02:24 AM »
...a bug in v4.50, but corrected for v5.00.
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/Pelle
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