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Searched refs:sqrt (Results 1 – 18 of 18) sorted by path

/PHP-7.3/Zend/tests/
H A Dbug42143.phpt13 var_dump(sqrt(-0.1) == false);
14 var_dump(sqrt(cos(M_PI)) == 0.1);
16 var_dump(is_nan(sqrt(-1.005)) == false);
/PHP-7.3/ext/bcmath/
H A Dconfig.m410 libbcmath/src/sqrt.c libbcmath/src/zero.c libbcmath/src/debug.c libbcmath/src/doaddsub.c libbcmath/…
H A Dconfig.w329 num2long.c output.c recmul.c sqrt.c zero.c debug.c doaddsub.c \
/PHP-7.3/ext/date/lib/
H A Dastro.c151 y = sqrt(1.0 - e*e) * sind(E); in astro_sunpos()
152 *r = sqrt(x*x + y*y); /* Solar distance */ in astro_sunpos()
180 *dec = atan2d(z, sqrt(x*x + y*y)); in astro_sun_RA_dec()
/PHP-7.3/ext/gd/libgd/
H A Dgd.c1579 long result = (long) sqrt ((double) n); in lsqrt()
H A Dgd_crop.c306 const double dist = sqrt(dr * dr + dg * dg + db * db + da * da); in gdColorMatch()
307 const double dist_perc = sqrt(dist / (255^2 + 255^2 + 255^2)); in gdColorMatch()
H A Dgd_interpolation.c308 …q = (double)sqrt(2.0f/(M_PI*x))*(double)(KernelBessel_P1(x)*(1.0f/sqrt(2.0f)*(sin(x)-cos(x)))-8.0f… in KernelBessel_Order1()
309 (-1.0f/sqrt(2.0f)*(sin(x)+cos(x)))); in KernelBessel_Order1()
H A Dgd_matrix.c293 return sqrt (fabs (src[0] * src[3] - src[1] * src[2])); in gdAffineExpansion()
/PHP-7.3/ext/gd/tests/
H A Dbug53504.phpt78 $width = sqrt(pow($bboxDrawn[2] - $bboxDrawn[0], 2) + pow($bboxDrawn[3] - $bboxDrawn[1], 2));
H A Dsimilarity.inc38 return sqrt(
/PHP-7.3/ext/standard/
H A Dbasic_functions.c2963 PHP_FE(sqrt, arginfo_sqrt)
H A Dmath.c218 return log(z + sqrt(z * z + 1)); in php_asinh()
221 return -log(-z + sqrt(z * z + 1)); in php_asinh()
224 return(log(z + sqrt(1 + pow(z, 2))) / log(M_E)); in php_asinh()
239 return log(x + sqrt(x * x - 1)); in php_acosh()
244 return(log(x + sqrt(x * x - 1))); in php_acosh()
741 PHP_FUNCTION(sqrt) in PHP_FUNCTION() argument
749 RETURN_DOUBLE(sqrt(num)); in PHP_FUNCTION()
769 RETURN_DOUBLE(sqrt((num1 * num1) + (num2 * num2))); in PHP_FUNCTION()
H A Dphp_math.h46 PHP_FUNCTION(sqrt);
/PHP-7.3/ext/standard/tests/math/
H A Dpow.phpt68 sqrt(2) ~== pow(2,1/2)
H A Dsqrt_basic.phpt2 Test return type and value for expected input sqrt()
8 * proto float sqrt(float number)
14 var_dump(sqrt($arg_0));
H A Dsqrt_basiclong_64bit.phpt2 Test sqrt function : 64bit long tests
24 var_dump(sqrt($longVal));
H A Dsqrt_error.phpt2 Test wrong number of arguments for sqrt()
8 * proto float sqrt(float number)
16 var_dump(sqrt($arg_0, $extra_arg));
19 var_dump(sqrt());
25 Warning: sqrt() expects exactly 1 parameter, 2 given in %s on line %d
30 Warning: sqrt() expects exactly 1 parameter, 0 given in %s on line %d
H A Dsqrt_variation.phpt2 Test variations in usage of sqrt()
8 * proto float sqrt(float number)
13 //Test sqrt with a different input values
14 echo "*** Testing sqrt() : usage variations ***\n";
33 $res = sqrt($values[$i]);
40 *** Testing sqrt() : usage variations ***
51 Warning: sqrt() expects parameter 1 to be float, string given in %s on line %d

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