| /third_party/musl/src/math/ |
| H A D | atan.c | 12 /* atan(x)
14 * 1. Reduce x to positive by atan(x) = -atan(-x).
19 * [0,7/16] atan(x) = t-t^3*(a1+t^2*(a2+...(a10+t^2*a11)...)
20 * [7/16,11/16] atan(x) = atan(1/2) + atan( (t-0.5)/(1+t/2) )
21 * [11/16.19/16] atan(x) = atan( 1 ) + atan( (
63 double atan(double x) atan() function
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| H A D | atanl.c | 13 * See comments in atan.c.
22 return atan(x); in atanl()
138 if (e >= 0x3fff + LDBL_MANT_DIG + 1) { /* if |x| is large, atan(x)~=pi/2 */ in atanl()
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| /third_party/ltp/testcases/misc/math/float/trigo/ |
| H A D | genatan.c | 54 tabRatan[i] = atan((Inc * i) - 1); in create_Result_file()
110 ("problem during atan data file creation\n"); in main()
118 ("problem during atan result file creation\n"); in main()
127 printf("problem during atan data file creation\n"); in main()
129 printf("problem during atan result file creation\n"); in main()
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| /kernel/linux/linux-5.10/arch/m68k/fpsp040/ |
| H A D | sacos.S | 27 | acos(X) = 2 * atan( sqrt(z) ).
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| H A D | sasin.S | 27 | asin(X) = atan( x / z ).
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| H A D | satanh.S | 38 | atan(X) := sgn / (+0).
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| /kernel/linux/linux-6.6/arch/m68k/fpsp040/ |
| H A D | sacos.S | 27 | acos(X) = 2 * atan( sqrt(z) ).
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| H A D | sasin.S | 27 | asin(X) = atan( x / z ).
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| H A D | satanh.S | 38 | atan(X) := sgn / (+0).
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| /third_party/ffmpeg/libavfilter/tests/ |
| H A D | dnn-layer-mathunary.c | 46 return atan(f); in get_expected()
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| /third_party/ffmpeg/tests/dnn/ |
| H A D | dnn-layer-mathunary-test.c | 46 return atan(f); in get_expected()
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| /third_party/jerryscript/jerry-libm/ |
| H A D | atan.c | 30 /* atan(x)
33 * 1. Reduce x to positive by atan(x) = -atan(-x).
38 * [0,7/16] atan(x) = t-t^3*(a1+t^2*(a2+...(a10+t^2*a11)...)
39 * [7/16,11/16] atan(x) = atan(1/2) + atan( (t-0.5)/(1+t/2) )
40 * [11/16.19/16] atan(x) = atan( 1 ) + atan( (
83 atan (double x) atan() function
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| /third_party/node/deps/v8/src/asmjs/ |
| H A D | asm-names.h | 23 V(atan, Atan, kExprF64Atan, dq2d) \
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| /third_party/skia/src/sksl/ |
| H A D | SkSLIntrinsicList.h | 22 SKSL_INTRINSIC(atan) \
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| /third_party/skia/modules/skottie/src/ |
| H A D | Camera.cpp | 41 view_angle = std::atan(sk_ieee_float_divide(view_size * 0.5f, view_distance)); in ComputeCameraMatrix()
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| /third_party/ffmpeg/libavfilter/dnn/ |
| H A D | dnn_backend_native_layer_mathunary.c | 110 dst[i] = atan(src[i]); in ff_dnn_execute_layer_math_unary()
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| /third_party/ffmpeg/libavfilter/ |
| H A D | af_virtualbass.c | 91 double y = 2.5 * atan(0.9 * x) + 2.5 * sqrt(1. - SQR(0.9 * x)) - 2.5; in vb_fun()
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| /third_party/musl/porting/liteos_a/kernel/src/math/ |
| H A D | atanl.c | 13 * See comments in atan.c.
22 return atan(x); in atanl()
138 if (e >= 0x3fff + LDBL_MANT_DIG + 1) { /* if |x| is large, atan(x)~=pi/2 */ in atanl()
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| /third_party/astc-encoder/Source/ |
| H A D | astcenc_vecmathlib.h | 223 * @brief Return fast, but approximate, vector atan(x).
227 ASTCENC_SIMD_INLINE vfloat atan(vfloat x) in atan() function
241 vfloat z = atan(abs(y / x)); in atan2()
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| /third_party/vk-gl-cts/framework/delibs/debase/ |
| H A D | deMath.h | 222 DE_INLINE float deFloatAtanOver (float yOverX) { return (float)atan(yOverX); } in deFloatAtanOver()
236 DE_INLINE double deAtanOver (double yOverX) { return atan(yOverX); } in deAtanOver()
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| /third_party/ltp/testcases/misc/math/atof/ |
| H A D | atof01.c | 77 pi = 4.0 * atan(1.0); in main()
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| /third_party/pulseaudio/speex/libspeexdsp/ |
| H A D | math_approx.h | 46 #define spx_atan atan
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| /third_party/decimal.js/test/modules/ |
| H A D | immutability.js | 248 y = a.atan();
250 z = Decimal.atan(a);
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| /third_party/lame/libmp3lame/ |
| H A D | util.c | 287 return 13.0 * atan(.76 * freq) + 3.5 * atan(freq * freq / (7.5 * 7.5)); in freq2bark()
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| /third_party/ffmpeg/libavutil/ |
| H A D | libm.h | 40 #define atanf(x) ((float)atan(x))
|