/openjdk7/jdk/src/share/native/java/lang/fdlibm/src/ |
H A D | w_sqrt.c | 28 * wrapper sqrt(x) 34 double sqrt(double x) /* wrapper sqrt */ function 36 double sqrt(x) /* wrapper sqrt */ 47 return __kernel_standard(x,x,26); /* sqrt(negative) */
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H A D | e_acosh.c | 30 * acosh(x) = log [ x + sqrt(x*x-1) ] 33 * acosh(x) := log(2x-1/(sqrt(x*x-1)+x)) if x>2; else 34 * acosh(x) := log1p(t+sqrt(2.0*t+t*t)); where t=x-1. 72 return __ieee754_log(2.0*x-one/(x+sqrt(t-one))); 75 return log1p(t+sqrt(2.0*t+t*t));
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H A D | s_asinh.c | 30 * asinh(x) = sign(x) * log [ |x| + sqrt(x*x+1) ] 34 * := sign(x)*log(2|x|+1/(|x|+sqrt(x*x+1))) if|x|>2, else 35 * := sign(x)*log1p(|x| + x^2/(1 + sqrt(1+x^2))) 68 w = __ieee754_log(2.0*t+one/(sqrt(x*x+one)+t)); 71 w =log1p(fabs(x)+t/(one+sqrt(one+t)));
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H A D | e_acos.c | 34 * acos(x) = pi/2 - (pi/2 - 2asin(sqrt((1-x)/2))) 35 * = 2asin(sqrt((1-x)/2)) 36 * = 2s + 2s*z*R(z) ...z=(1-x)/2, s=sqrt(z) 39 * for f so that f+c ~ sqrt(z). 41 * acos(x) = pi - 2asin(sqrt((1-|x|)/2)) 42 * = pi - 0.5*(s+s*z*R(z)), where z=(1-|x|)/2,s=sqrt(z) 48 * Function needed: sqrt 102 s = sqrt(z); 108 s = sqrt(z);
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H A D | e_hypot.c | 31 * has error less than sqrt(2)/2 ulp, than 32 * sqrt(z) has error less than 1 ulp (exercise). 34 * So, compute sqrt(x*x+y*y) with some care as 55 * hypot(x,y) returns sqrt(x^2+y^2) with error less 112 w = sqrt(t1*t1-(b*(-b)-t2*(a+t1))); 121 w = sqrt(t1*y1-(w*(-w)-(t1*y2+t2*b)));
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H A D | e_j0.c | 36 * j0(x) = sqrt(2/(pi*x))*(p0(x)*cos(x0)-q0(x)*sin(x0)) 40 * = 1/sqrt(2) * (cos(x) + sin(x)) 42 * = 1/sqrt(2) * (sin(x) - cos(x)) 66 * y0(x) = sqrt(2/(pi*x))*(p0(x)*cos(x0)+q0(x)*sin(x0)) 126 * j0(x) = 1/sqrt(pi) * (P(0,x)*cc - Q(0,x)*ss) / sqrt(x) 127 * y0(x) = 1/sqrt(pi) * (P(0,x)*ss + Q(0,x)*cc) / sqrt(x) 129 if(ix>0x48000000) z = (invsqrtpi*cc)/sqrt(x); 132 z = invsqrtpi*(u*cc-v*ss)/sqrt( [all...] |
H A D | e_j1.c | 36 * j1(x) = sqrt(2/(pi*x))*(p1(x)*cos(x1)-q1(x)*sin(x1)) 37 * y1(x) = sqrt(2/(pi*x))*(p1(x)*sin(x1)+q1(x)*cos(x1)) 41 * = 1/sqrt(2) * (sin(x) - cos(x)) 43 * = -1/sqrt(2) * (sin(x) + cos(x)) 67 * y1(x) = sqrt(2/(pi*x))*(p1(x)*sin(x1)+q1(x)*cos(x1)) 127 * j1(x) = 1/sqrt(pi) * (P(1,x)*cc - Q(1,x)*ss) / sqrt(x) 128 * y1(x) = 1/sqrt(pi) * (P(1,x)*ss + Q(1,x)*cc) / sqrt(x) 130 if(ix>0x48000000) z = (invsqrtpi*cc)/sqrt( [all...] |
H A D | e_asin.c | 38 * asin(x) = pi/2-2*asin(sqrt((1-x)/2)) 39 * Let y = (1-x), z = y/2, s := sqrt(z), and pio2_hi+pio2_lo=pi/2; 45 * c = sqrt(z) - f = (z-f*f)/(s+f) ...f+c=sqrt(z) 113 s = sqrt(t);
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H A D | e_jn.c | 100 * Jn(x) = cos(x-(2n+1)*pi/4)*sqrt(2/x*pi) 101 * Yn(x) = sin(x-(2n+1)*pi/4)*sqrt(2/x*pi) 103 * xn=x-(2n+1)*pi/4, sqt2 = sqrt(2),then 118 b = invsqrtpi*temp/sqrt(x); 255 * Jn(x) = cos(x-(2n+1)*pi/4)*sqrt(2/x*pi) 256 * Yn(x) = sin(x-(2n+1)*pi/4)*sqrt(2/x*pi) 258 * xn=x-(2n+1)*pi/4, sqt2 = sqrt(2),then 273 b = invsqrtpi*temp/sqrt(x);
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/openjdk7/jdk/src/share/native/sun/awt/medialib/ |
H A D | mlib_SysMath.h | 58 #define mlib_sqrt sqrt 65 #define mlib_sqrtf (float) sqrt
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/openjdk7/hotspot/test/compiler/8005956/ |
H A D | PolynomialRoot.java | 53 static final double SQRT3=Math.sqrt(3.0),SQRT2=Math.sqrt(2.0); 97 final double sq4 = Math.sqrt(Math.sqrt(d)); 110 final double sq4 = Math.sqrt(Math.sqrt(-d)); 179 final double sqrtQ = Math.sqrt (Q); 196 final double ratio = (R >= 0?1:-1) * Math.sqrt (R2 / Q3); 198 final double norm = -2 * Math.sqrt (Q); 207 final double A = -(R >= 0?1:-1)*Math.pow(Math.abs(R)+Math.sqrt(R [all...] |
/openjdk7/jdk/src/share/classes/java/awt/geom/ |
H A D | Point2D.java | 312 return Math.sqrt(x1 * x1 + y1 * y1); 364 return Math.sqrt(px * px + py * py); 380 return Math.sqrt(px * px + py * py);
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H A D | RoundRectIterator.java | 85 private static final double c = Math.sqrt(1.0 + b * b) - 1 + a;
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/openjdk7/jdk/test/java/io/Serializable/noSuchFieldClarification/ |
H A D | NoSuchFieldClarification.java | 46 this.radius = Math.sqrt(x*x+y*y); 76 radius = Math.sqrt(x*x + y*y);
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/openjdk7/jdk/src/share/classes/java/awt/ |
H A D | RadialGradientPaintContext.java | 147 float scalefactor = (float)Math.sqrt(radiusSq * SCALEBACK / distSq); 156 trivial = (float)Math.sqrt(radiusSq - (dX * dX)); 191 /* We calculate sqrt(X^2 + Y^2) relative to the radius 245 * We do not need to calculate sqrt(gRel) for these 246 * values since sqrt(N>=1) == (M>=1). 256 * in the heart - slow fraction=sqrt fill while gRel < 1 307 sqrtLut[i] = (float) Math.sqrt(i / ((float) SQRT_LUT_SIZE)); 403 det = (float)Math.sqrt((B * B) - (4 * A * C)); 436 g = (float)Math.sqrt(currentToFocusSq / intersectToFocusSq);
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/openjdk7/jdk/src/share/native/sun/java2d/cmm/lcms/ |
H A D | cmspcs.c | 491 c12 = sqrt(LCh1.C * LCh2.C); 496 return sqrt(Sqr(dL) + Sqr(dC) / Sqr(sc) + Sqr(dh) / Sqr(sh)); 538 deltah = sqrt(Sqr(dE)-Sqr(Lab2->L-Lab1->L)-Sqr(deltaC)); 544 g = sqrt(Sqr(Sqr(AveC))/(Sqr(Sqr(AveC))+14000)); 558 rc = sqrt((AveC*AveC*AveC*AveC*AveC*AveC)/((AveC*AveC*AveC*AveC*AveC*AveC)+70000000)); 561 bfd = sqrt(Sqr(deltaL)+Sqr(deltaC/dc)+Sqr(deltah/dh)+(rt*(deltaC/dc)*(deltah/dh))); 585 dh = sqrt(Sqr(dE)-Sqr(dL)-Sqr(dC)); 600 f = sqrt((LCh1.C * LCh1.C * LCh1.C * LCh1.C)/((LCh1.C * LCh1.C * LCh1.C * LCh1.C)+1900)); 602 cmc = sqrt(Sqr(dL/(l*sl))+Sqr(dC/(c*sc))+Sqr(dh/sh)); 615 cmsFloat64Number C = sqrt( Sq [all...] |
/openjdk7/corba/src/share/classes/com/sun/corba/se/spi/monitoring/ |
H A D | StatisticsAccumulator.java | 135 return Math.sqrt(
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/openjdk7/jdk/src/share/native/java/lang/fdlibm/include/ |
H A D | jfdlibm.h | 48 #define sqrt jsqrt macro
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/openjdk7/jdk/src/share/classes/sun/java2d/pisces/ |
H A D | Helpers.java | 31 import static java.lang.Math.sqrt; 59 final float sqrtDis = (float)Math.sqrt(dis); 124 final double phi = 1.0/3 * acos(-q / sqrt(-cb_p)); 125 final double t = 2 * sqrt(-p); 132 final double sqrt_D = sqrt(D); 208 return (float)Math.sqrt(dx*dx + dy*dy);
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H A D | Stroker.java | 31 import static java.lang.Math.sqrt; 135 final float len = (float) sqrt(lx*lx + ly*ly); 219 // this normal's length is at least 0.5 and at most sqrt(2)/2 (because 222 float nlen = (float) sqrt(nx*nx + ny*ny); 251 float cv = (float) ((4.0 / 3.0) * sqrt(0.5-cosext2) / 252 (1.0 + sqrt(cosext2+0.5))); 824 float len = (float) sqrt(dxs*dxs + dys*dys); 829 float len = (float) sqrt(dxf*dxf + dyf*dyf); 896 final float hypot = (float) sqrt(x12 * x12 + y12 * y12); 985 float len = (float) sqrt(dx [all...] |
H A D | PiscesRenderingEngine.java | 181 widthScale = Math.sqrt(at.getDeterminant()); 196 * |v'| = sqrt((Ax+Cy)^2+(Bx+Dy)^2) 197 * or |v'| = sqrt((AA+BB)x^2 + 2(AC+BD)xy + (CC+DD)y^2). 198 * Since sqrt is monotonic we can maximize |v'|^2 199 * instead and plug in the substitution y = sqrt(1 - x^2). 201 * rid of most of the sqrt terms. 231 double hypot = Math.sqrt(EB*EB + (EA-EC)*(EA-EC)); 232 /* sqrt omitted, compare to squared limits below. */ 235 widthScale = Math.sqrt(widthsquared); 302 double scale = Math.sqrt( [all...] |
/openjdk7/jaxp/src/com/sun/org/apache/xalan/internal/lib/ |
H A D | ExsltMath.java | 322 * The math:sqrt function returns the square root of a number. 327 public static double sqrt(double num) method in class:ExsltMath 329 return Math.sqrt(num);
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/openjdk7/jdk/src/share/classes/java/lang/ |
H A D | Math.java | 320 public static double sqrt(double a) { method in class:Math 321 return StrictMath.sqrt(a); // default impl. delegates to StrictMath 322 // Note that hardware sqrt instructions 325 // Math.sqrt in software. 1136 * Returns sqrt(<i>x</i><sup>2</sup> +<i>y</i><sup>2</sup>) 1156 * @return sqrt(<i>x</i><sup>2</sup> +<i>y</i><sup>2</sup>)
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/openjdk7/hotspot/src/share/vm/utilities/ |
H A D | numberSeq.cpp | 77 return sqrt(var); 103 return sqrt(var);
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/openjdk7/jdk/src/share/classes/com/sun/media/sound/ |
H A D | SoftFilter.java | 371 double q = Math.sqrt(2.0f) * resonance; 396 double q = Math.sqrt(2.0f) * resonance; 532 a0 = (float)(Math.sqrt(1 - Math.cos(c)) * Math.sqrt(0.5 * Math.PI)); 537 q = (float)(Math.sqrt(0.5) * Math.pow(10.0, -(resonancedB / 20)));
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