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Bugs for Math related
ID# Date Last Modified Type Status PHP Version OS Summary Assigned
42477
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2007-08-29 19:57 UTC 2007-08-29 20:24 UTC Bug Not a bug 5.2.3 Windows XP round() returns negative zero  
42872
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2007-10-05 23:09 UTC 2007-10-06 00:05 UTC Bug Not a bug 5.2.3 Windows XP $a -= $b; is not equal to $a = $a - $b;  
43108
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2007-10-26 09:44 UTC 2007-11-07 18:59 UTC Bug Not a bug 5.2.4 Windows XP rand generates predictable results  
44277
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2008-02-28 00:28 UTC 2008-03-04 11:55 UTC Bug Not a bug 5.2.5 Windows XP when round() rounds a number -1<x<0, then it returns -0 (should be 0)  
44826
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2008-04-25 05:28 UTC 2008-04-25 16:22 UTC Bug Not a bug 5.2.5 Windows XP echo (float)1200000;  
45302
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2008-06-18 17:08 UTC 2008-07-02 11:47 UTC Bug Not a bug 5.2.6 Windows XP rand() after array_rand() produces the same numbers  
46780
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2008-12-06 12:08 UTC 2008-12-06 13:14 UTC Bug Not a bug 5.2.7 Windows XP Minus zero returned by simple multiplication of floating numbers  
46868
(edit)
2008-12-15 13:47 UTC 2008-12-15 13:52 UTC Bug Not a bug 5.2.8 Windows XP NaN == NaN on Windows  
49747
(edit)
2009-10-02 10:27 UTC 2009-10-02 11:30 UTC Bug Not a bug 5.2.11 Windows XP floor() issue  
53165
(edit)
2010-10-26 13:05 UTC 2010-10-26 13:11 UTC Bug Not a bug 5.2.14 Windows XP Expression calculation bug  
60548
(edit)
2011-12-16 21:35 UTC 2011-12-17 11:27 UTC Bug Not a bug Irrelevant Windows XP Problema com cálculo  
42694
(edit)
2007-09-18 07:08 UTC 2007-10-02 11:54 UTC Bug Not a bug 5.2.4 Windows Vista Home Premium decbin() is not returning the correct value  
41338
(edit)
2007-05-09 09:10 UTC 2007-05-09 09:19 UTC Bug Not a bug 5.2.2 Windows vista ceil() gives strange results  
63074
(edit)
2012-09-12 16:10 UTC 2012-09-12 16:42 UTC Bug Not a bug 5.3.16 Windows Server 2008 and Ubuntu Intval doesn't return exact value  
51089
(edit)
2010-02-19 10:26 UTC 2010-02-22 09:03 UTC Bug Not a bug 5.3.1 Windows Server 2003 R2 Standard Serialisationof large numbers in arrays fails  
26624
(edit)
2003-12-15 02:45 UTC 2003-12-15 04:08 UTC Bug Not a bug 4.3.3 windows server 2003 cannot get the right value when i use + operator  
54414
(edit)
2011-03-28 20:57 UTC 2011-03-28 21:32 UTC Bug Not a bug 5.3.6 Windows Server 2003 Floating-Point Arithmetic Bug  
41213
(edit)
2007-04-27 13:55 UTC 2007-04-27 14:42 UTC Bug Not a bug 5.2.1 Windows NT Server Subtracting 2 floats returns incorrect results  
17787
(edit)
2002-06-16 11:49 UTC 2002-06-16 14:16 UTC Bug Not a bug 4.1.2 Windows NT 5.0 build 2195 integer/double problem  
22333
(edit)
2003-02-20 08:26 UTC 2003-02-20 08:35 UTC Bug Not a bug 4.3.1 Windows ME 4.90.3000 Error in math operation  
70559
(edit)
2015-09-23 11:11 UTC 2015-09-23 12:24 UTC Bug Not a bug 5.6.13 Windows And Linux subtraction float numbers bug  
9411
(edit)
2001-02-22 15:45 UTC 2001-02-22 16:07 UTC Bug Not a bug 4.0.4pl1 Windows 98 Arithmetic error  
77425
(edit)
2019-01-07 16:56 UTC 2019-01-07 17:07 UTC Bug Not a bug 7.1.25 Windows 8.1 Operator error  
62959
(edit)
2012-08-28 17:50 UTC 2012-08-31 04:41 UTC Bug Not a bug 5.4.6 Windows 7, Centos 5.8 Wrong math  
51478
(edit)
2010-04-05 14:49 UTC 2010-04-05 16:05 UTC Bug Not a bug 5.3.2 Windows 7 Unexpected result for tan(M_PI_2)  
63303
(edit)
2012-10-18 09:37 UTC 2012-10-18 14:17 UTC Bug Not a bug 5.3.17 windows 7 adding 2 decimals number, returned 13 decimal point ?  
65637
(edit)
2013-09-09 00:24 UTC 2013-09-09 12:31 UTC Bug Not a bug 5.5.3 Windows 7 Using division PHP_ROUND_HALF_UP rounds DOWN when working with 2 precision  
66081
(edit)
2013-11-12 16:14 UTC 2013-11-12 16:21 UTC Bug Not a bug Irrelevant Windows 7 Error with decimals  
46233
(edit)
2008-10-05 07:38 UTC 2008-10-05 10:19 UTC Bug Not a bug 5.2.6 Windows 2003 Server R2 Difference between to Float Type Castings  
40622
(edit)
2007-02-24 21:36 UTC 2007-02-25 15:10 UTC Bug Not a bug 4.4.5 windows 2003 Apache 2 round function  
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