py/modmath.c - lite/micropython - Linaro Git Browser

 /*
  * This file is part of the Micro Python project, http://micropython.org/
  *
  * The MIT License (MIT)
  *
  * Copyright (c) 2013, 2014 Damien P. George
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
  * in the Software without restriction, including without limitation the rights
  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
  * The above copyright notice and this permission notice shall be included in
  * all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  * THE SOFTWARE.
  */

 #include "py/builtin.h"

 #if MICROPY_PY_BUILTINS_FLOAT && MICROPY_PY_MATH

 #include <math.h>

 /// \module math - mathematical functions
 ///
 /// The `math` module provides some basic mathematical funtions for
 /// working with floating-point numbers.

 //TODO: Change macros to check for overflow and raise OverflowError or RangeError
 #define MATH_FUN_1(py_name, c_name) \
     STATIC mp_obj_t mp_math_ ## py_name(mp_obj_t x_obj) { return mp_obj_new_float(MICROPY_FLOAT_C_FUN(c_name)(mp_obj_get_float(x_obj))); } \
     STATIC MP_DEFINE_CONST_FUN_OBJ_1(mp_math_## py_name ## _obj, mp_math_ ## py_name);

 #define MATH_FUN_2(py_name, c_name) \
     STATIC mp_obj_t mp_math_ ## py_name(mp_obj_t x_obj, mp_obj_t y_obj) { return mp_obj_new_float(MICROPY_FLOAT_C_FUN(c_name)(mp_obj_get_float(x_obj), mp_obj_get_float(y_obj))); } \
     STATIC MP_DEFINE_CONST_FUN_OBJ_2(mp_math_## py_name ## _obj, mp_math_ ## py_name);

 #define MATH_FUN_1_TO_BOOL(py_name, c_name) \
     STATIC mp_obj_t mp_math_ ## py_name(mp_obj_t x_obj) { return mp_obj_new_bool(c_name(mp_obj_get_float(x_obj))); } \
     STATIC MP_DEFINE_CONST_FUN_OBJ_1(mp_math_## py_name ## _obj, mp_math_ ## py_name);

 #define MATH_FUN_1_TO_INT(py_name, c_name) \
     STATIC mp_obj_t mp_math_ ## py_name(mp_obj_t x_obj) { mp_int_t x = MICROPY_FLOAT_C_FUN(c_name)(mp_obj_get_float(x_obj)); return mp_obj_new_int(x); } \
     STATIC MP_DEFINE_CONST_FUN_OBJ_1(mp_math_## py_name ## _obj, mp_math_ ## py_name);

 #if MP_NEED_LOG2
 // 1.442695040888963407354163704 is 1/_M_LN2
 #define log2(x) (log(x) * 1.442695040888963407354163704)
 #endif

 /// \function sqrt(x)
 /// Returns the square root of `x`.
 MATH_FUN_1(sqrt, sqrt)
 /// \function pow(x, y)
 /// Returns `x` to the power of `y`.
 MATH_FUN_2(pow, pow)
 /// \function exp(x)
 MATH_FUN_1(exp, exp)
 #if MICROPY_PY_MATH_SPECIAL_FUNCTIONS
 /// \function expm1(x)
 MATH_FUN_1(expm1, expm1)
 /// \function log2(x)
 MATH_FUN_1(log2, log2)
 /// \function log10(x)
 MATH_FUN_1(log10, log10)
 /// \function cosh(x)
 MATH_FUN_1(cosh, cosh)
 /// \function sinh(x)
 MATH_FUN_1(sinh, sinh)
 /// \function tanh(x)
 MATH_FUN_1(tanh, tanh)
 /// \function acosh(x)
 MATH_FUN_1(acosh, acosh)
 /// \function asinh(x)
 MATH_FUN_1(asinh, asinh)
 /// \function atanh(x)
 MATH_FUN_1(atanh, atanh)
 #endif
 /// \function cos(x)
 MATH_FUN_1(cos, cos)
 /// \function sin(x)
 MATH_FUN_1(sin, sin)
 /// \function tan(x)
 MATH_FUN_1(tan, tan)
 /// \function acos(x)
 MATH_FUN_1(acos, acos)
 /// \function asin(x)
 MATH_FUN_1(asin, asin)
 /// \function atan(x)
 MATH_FUN_1(atan, atan)
 /// \function atan2(y, x)
 MATH_FUN_2(atan2, atan2)
 /// \function ceil(x)
 MATH_FUN_1_TO_INT(ceil, ceil)
 /// \function copysign(x, y)
 MATH_FUN_2(copysign, copysign)
 /// \function fabs(x)
 MATH_FUN_1(fabs, fabs)
 /// \function floor(x)
 MATH_FUN_1_TO_INT(floor, floor) //TODO: delegate to x.__floor__() if x is not a float
 /// \function fmod(x, y)
 MATH_FUN_2(fmod, fmod)
 /// \function isfinite(x)
 MATH_FUN_1_TO_BOOL(isfinite, isfinite)
 /// \function isinf(x)
 MATH_FUN_1_TO_BOOL(isinf, isinf)
 /// \function isnan(x)
 MATH_FUN_1_TO_BOOL(isnan, isnan)
 /// \function trunc(x)
 MATH_FUN_1_TO_INT(trunc, trunc)
 /// \function ldexp(x, exp)
 MATH_FUN_2(ldexp, ldexp)
 #if MICROPY_PY_MATH_SPECIAL_FUNCTIONS
 /// \function erf(x)
 /// Return the error function of `x`.
 MATH_FUN_1(erf, erf)
 /// \function erfc(x)
 /// Return the complementary error function of `x`.
 MATH_FUN_1(erfc, erfc)
 /// \function gamma(x)
 /// Return the gamma function of `x`.
 MATH_FUN_1(gamma, tgamma)
 /// \function lgamma(x)
 /// return the natural logarithm of the gamma function of `x`.
 MATH_FUN_1(lgamma, lgamma)
 #endif
 //TODO: factorial, fsum

 // Function that takes a variable number of arguments

 // log(x[, base])
 STATIC mp_obj_t mp_math_log(mp_uint_t n_args, const mp_obj_t *args) {
     mp_float_t l = MICROPY_FLOAT_C_FUN(log)(mp_obj_get_float(args[0]));
     if (n_args == 1) {
         return mp_obj_new_float(l);
     } else {
         return mp_obj_new_float(l / MICROPY_FLOAT_C_FUN(log)(mp_obj_get_float(args[1])));
     }
 }
 STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mp_math_log_obj, 1, 2, mp_math_log);

 // Functions that return a tuple

 /// \function frexp(x)
 /// Converts a floating-point number to fractional and integral components.
 STATIC mp_obj_t mp_math_frexp(mp_obj_t x_obj) {
     int int_exponent = 0;
     mp_float_t significand = MICROPY_FLOAT_C_FUN(frexp)(mp_obj_get_float(x_obj), &int_exponent);
     mp_obj_t tuple[2];
     tuple[0] = mp_obj_new_float(significand);
     tuple[1] = mp_obj_new_int(int_exponent);
     return mp_obj_new_tuple(2, tuple);
 }
 STATIC MP_DEFINE_CONST_FUN_OBJ_1(mp_math_frexp_obj, mp_math_frexp);

 /// \function modf(x)
 STATIC mp_obj_t mp_math_modf(mp_obj_t x_obj) {
     mp_float_t int_part = 0.0;
     mp_float_t fractional_part = MICROPY_FLOAT_C_FUN(modf)(mp_obj_get_float(x_obj), &int_part);
     mp_obj_t tuple[2];
     tuple[0] = mp_obj_new_float(fractional_part);
     tuple[1] = mp_obj_new_float(int_part);
     return mp_obj_new_tuple(2, tuple);
 }
 STATIC MP_DEFINE_CONST_FUN_OBJ_1(mp_math_modf_obj, mp_math_modf);

 // Angular conversions

 /// \function radians(x)
 STATIC mp_obj_t mp_math_radians(mp_obj_t x_obj) {
     return mp_obj_new_float(mp_obj_get_float(x_obj) * M_PI / 180.0);
 }
 STATIC MP_DEFINE_CONST_FUN_OBJ_1(mp_math_radians_obj, mp_math_radians);

 /// \function degrees(x)
 STATIC mp_obj_t mp_math_degrees(mp_obj_t x_obj) {
     return mp_obj_new_float(mp_obj_get_float(x_obj) * 180.0 / M_PI);
 }
 STATIC MP_DEFINE_CONST_FUN_OBJ_1(mp_math_degrees_obj, mp_math_degrees);

 STATIC const mp_rom_map_elem_t mp_module_math_globals_table[] = {
     { MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_math) },
     { MP_ROM_QSTR(MP_QSTR_e), mp_const_float_e },
     { MP_ROM_QSTR(MP_QSTR_pi), mp_const_float_pi },
     { MP_ROM_QSTR(MP_QSTR_sqrt), MP_ROM_PTR(&mp_math_sqrt_obj) },
     { MP_ROM_QSTR(MP_QSTR_pow), MP_ROM_PTR(&mp_math_pow_obj) },
     { MP_ROM_QSTR(MP_QSTR_exp), MP_ROM_PTR(&mp_math_exp_obj) },
     #if MICROPY_PY_MATH_SPECIAL_FUNCTIONS
     { MP_ROM_QSTR(MP_QSTR_expm1), MP_ROM_PTR(&mp_math_expm1_obj) },
     #endif
     { MP_ROM_QSTR(MP_QSTR_log), MP_ROM_PTR(&mp_math_log_obj) },
     #if MICROPY_PY_MATH_SPECIAL_FUNCTIONS
     { MP_ROM_QSTR(MP_QSTR_log2), MP_ROM_PTR(&mp_math_log2_obj) },
     { MP_ROM_QSTR(MP_QSTR_log10), MP_ROM_PTR(&mp_math_log10_obj) },
     { MP_ROM_QSTR(MP_QSTR_cosh), MP_ROM_PTR(&mp_math_cosh_obj) },
     { MP_ROM_QSTR(MP_QSTR_sinh), MP_ROM_PTR(&mp_math_sinh_obj) },
     { MP_ROM_QSTR(MP_QSTR_tanh), MP_ROM_PTR(&mp_math_tanh_obj) },
     { MP_ROM_QSTR(MP_QSTR_acosh), MP_ROM_PTR(&mp_math_acosh_obj) },
     { MP_ROM_QSTR(MP_QSTR_asinh), MP_ROM_PTR(&mp_math_asinh_obj) },
     { MP_ROM_QSTR(MP_QSTR_atanh), MP_ROM_PTR(&mp_math_atanh_obj) },
     #endif
     { MP_ROM_QSTR(MP_QSTR_cos), MP_ROM_PTR(&mp_math_cos_obj) },
     { MP_ROM_QSTR(MP_QSTR_sin), MP_ROM_PTR(&mp_math_sin_obj) },
     { MP_ROM_QSTR(MP_QSTR_tan), MP_ROM_PTR(&mp_math_tan_obj) },
     { MP_ROM_QSTR(MP_QSTR_acos), MP_ROM_PTR(&mp_math_acos_obj) },
     { MP_ROM_QSTR(MP_QSTR_asin), MP_ROM_PTR(&mp_math_asin_obj) },
     { MP_ROM_QSTR(MP_QSTR_atan), MP_ROM_PTR(&mp_math_atan_obj) },
     { MP_ROM_QSTR(MP_QSTR_atan2), MP_ROM_PTR(&mp_math_atan2_obj) },
     { MP_ROM_QSTR(MP_QSTR_ceil), MP_ROM_PTR(&mp_math_ceil_obj) },
     { MP_ROM_QSTR(MP_QSTR_copysign), MP_ROM_PTR(&mp_math_copysign_obj) },
     { MP_ROM_QSTR(MP_QSTR_fabs), MP_ROM_PTR(&mp_math_fabs_obj) },
     { MP_ROM_QSTR(MP_QSTR_floor), MP_ROM_PTR(&mp_math_floor_obj) },
     { MP_ROM_QSTR(MP_QSTR_fmod), MP_ROM_PTR(&mp_math_fmod_obj) },
     { MP_ROM_QSTR(MP_QSTR_frexp), MP_ROM_PTR(&mp_math_frexp_obj) },
     { MP_ROM_QSTR(MP_QSTR_ldexp), MP_ROM_PTR(&mp_math_ldexp_obj) },
     { MP_ROM_QSTR(MP_QSTR_modf), MP_ROM_PTR(&mp_math_modf_obj) },
     { MP_ROM_QSTR(MP_QSTR_isfinite), MP_ROM_PTR(&mp_math_isfinite_obj) },
     { MP_ROM_QSTR(MP_QSTR_isinf), MP_ROM_PTR(&mp_math_isinf_obj) },
     { MP_ROM_QSTR(MP_QSTR_isnan), MP_ROM_PTR(&mp_math_isnan_obj) },
     { MP_ROM_QSTR(MP_QSTR_trunc), MP_ROM_PTR(&mp_math_trunc_obj) },
     { MP_ROM_QSTR(MP_QSTR_radians), MP_ROM_PTR(&mp_math_radians_obj) },
     { MP_ROM_QSTR(MP_QSTR_degrees), MP_ROM_PTR(&mp_math_degrees_obj) },
     #if MICROPY_PY_MATH_SPECIAL_FUNCTIONS
     { MP_ROM_QSTR(MP_QSTR_erf), MP_ROM_PTR(&mp_math_erf_obj) },
     { MP_ROM_QSTR(MP_QSTR_erfc), MP_ROM_PTR(&mp_math_erfc_obj) },
     { MP_ROM_QSTR(MP_QSTR_gamma), MP_ROM_PTR(&mp_math_gamma_obj) },
     { MP_ROM_QSTR(MP_QSTR_lgamma), MP_ROM_PTR(&mp_math_lgamma_obj) },
     #endif
 };

 STATIC MP_DEFINE_CONST_DICT(mp_module_math_globals, mp_module_math_globals_table);

 const mp_obj_module_t mp_module_math = {
     .base = { &mp_type_module },
     .name = MP_QSTR_math,
     .globals = (mp_obj_dict_t*)&mp_module_math_globals,
 };

 #endif // MICROPY_PY_BUILTINS_FLOAT && MICROPY_PY_MATH
	/*
	* This file is part of the Micro Python project, http://micropython.org/
	*
	* The MIT License (MIT)
	*
	* Copyright (c) 2013, 2014 Damien P. George
	*
	* Permission is hereby granted, free of charge, to any person obtaining a copy
	* of this software and associated documentation files (the "Software"), to deal
	* in the Software without restriction, including without limitation the rights
	* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
	* copies of the Software, and to permit persons to whom the Software is
	* furnished to do so, subject to the following conditions:
	*
	* The above copyright notice and this permission notice shall be included in
	* all copies or substantial portions of the Software.
	*
	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
	* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
	* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
	* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
	* THE SOFTWARE.
	*/

	#include "py/builtin.h"

	#if MICROPY_PY_BUILTINS_FLOAT && MICROPY_PY_MATH

	#include <math.h>

	/// \module math - mathematical functions
	///
	/// The `math` module provides some basic mathematical funtions for
	/// working with floating-point numbers.

	//TODO: Change macros to check for overflow and raise OverflowError or RangeError
	#define MATH_FUN_1(py_name, c_name) \
	STATIC mp_obj_t mp_math_ ## py_name(mp_obj_t x_obj) { return mp_obj_new_float(MICROPY_FLOAT_C_FUN(c_name)(mp_obj_get_float(x_obj))); } \
	STATIC MP_DEFINE_CONST_FUN_OBJ_1(mp_math_## py_name ## _obj, mp_math_ ## py_name);

	#define MATH_FUN_2(py_name, c_name) \
	STATIC mp_obj_t mp_math_ ## py_name(mp_obj_t x_obj, mp_obj_t y_obj) { return mp_obj_new_float(MICROPY_FLOAT_C_FUN(c_name)(mp_obj_get_float(x_obj), mp_obj_get_float(y_obj))); } \
	STATIC MP_DEFINE_CONST_FUN_OBJ_2(mp_math_## py_name ## _obj, mp_math_ ## py_name);

	#define MATH_FUN_1_TO_BOOL(py_name, c_name) \
	STATIC mp_obj_t mp_math_ ## py_name(mp_obj_t x_obj) { return mp_obj_new_bool(c_name(mp_obj_get_float(x_obj))); } \
	STATIC MP_DEFINE_CONST_FUN_OBJ_1(mp_math_## py_name ## _obj, mp_math_ ## py_name);

	#define MATH_FUN_1_TO_INT(py_name, c_name) \
	STATIC mp_obj_t mp_math_ ## py_name(mp_obj_t x_obj) { mp_int_t x = MICROPY_FLOAT_C_FUN(c_name)(mp_obj_get_float(x_obj)); return mp_obj_new_int(x); } \
	STATIC MP_DEFINE_CONST_FUN_OBJ_1(mp_math_## py_name ## _obj, mp_math_ ## py_name);

	#if MP_NEED_LOG2
	// 1.442695040888963407354163704 is 1/_M_LN2
	#define log2(x) (log(x) * 1.442695040888963407354163704)
	#endif

	/// \function sqrt(x)
	/// Returns the square root of `x`.
	MATH_FUN_1(sqrt, sqrt)
	/// \function pow(x, y)
	/// Returns `x` to the power of `y`.
	MATH_FUN_2(pow, pow)
	/// \function exp(x)
	MATH_FUN_1(exp, exp)
	#if MICROPY_PY_MATH_SPECIAL_FUNCTIONS
	/// \function expm1(x)
	MATH_FUN_1(expm1, expm1)
	/// \function log2(x)
	MATH_FUN_1(log2, log2)
	/// \function log10(x)
	MATH_FUN_1(log10, log10)
	/// \function cosh(x)
	MATH_FUN_1(cosh, cosh)
	/// \function sinh(x)
	MATH_FUN_1(sinh, sinh)
	/// \function tanh(x)
	MATH_FUN_1(tanh, tanh)
	/// \function acosh(x)
	MATH_FUN_1(acosh, acosh)
	/// \function asinh(x)
	MATH_FUN_1(asinh, asinh)
	/// \function atanh(x)
	MATH_FUN_1(atanh, atanh)
	#endif
	/// \function cos(x)
	MATH_FUN_1(cos, cos)
	/// \function sin(x)
	MATH_FUN_1(sin, sin)
	/// \function tan(x)
	MATH_FUN_1(tan, tan)
	/// \function acos(x)
	MATH_FUN_1(acos, acos)
	/// \function asin(x)
	MATH_FUN_1(asin, asin)
	/// \function atan(x)
	MATH_FUN_1(atan, atan)
	/// \function atan2(y, x)
	MATH_FUN_2(atan2, atan2)
	/// \function ceil(x)
	MATH_FUN_1_TO_INT(ceil, ceil)
	/// \function copysign(x, y)
	MATH_FUN_2(copysign, copysign)
	/// \function fabs(x)
	MATH_FUN_1(fabs, fabs)
	/// \function floor(x)
	MATH_FUN_1_TO_INT(floor, floor) //TODO: delegate to x.__floor__() if x is not a float
	/// \function fmod(x, y)
	MATH_FUN_2(fmod, fmod)
	/// \function isfinite(x)
	MATH_FUN_1_TO_BOOL(isfinite, isfinite)
	/// \function isinf(x)
	MATH_FUN_1_TO_BOOL(isinf, isinf)
	/// \function isnan(x)
	MATH_FUN_1_TO_BOOL(isnan, isnan)
	/// \function trunc(x)
	MATH_FUN_1_TO_INT(trunc, trunc)
	/// \function ldexp(x, exp)
	MATH_FUN_2(ldexp, ldexp)
	#if MICROPY_PY_MATH_SPECIAL_FUNCTIONS
	/// \function erf(x)
	/// Return the error function of `x`.
	MATH_FUN_1(erf, erf)
	/// \function erfc(x)
	/// Return the complementary error function of `x`.
	MATH_FUN_1(erfc, erfc)
	/// \function gamma(x)
	/// Return the gamma function of `x`.
	MATH_FUN_1(gamma, tgamma)
	/// \function lgamma(x)
	/// return the natural logarithm of the gamma function of `x`.
	MATH_FUN_1(lgamma, lgamma)
	#endif
	//TODO: factorial, fsum

	// Function that takes a variable number of arguments

	// log(x[, base])
	STATIC mp_obj_t mp_math_log(mp_uint_t n_args, const mp_obj_t *args) {
	mp_float_t l = MICROPY_FLOAT_C_FUN(log)(mp_obj_get_float(args[0]));
	if (n_args == 1) {
	return mp_obj_new_float(l);
	} else {
	return mp_obj_new_float(l / MICROPY_FLOAT_C_FUN(log)(mp_obj_get_float(args[1])));
	}
	}
	STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mp_math_log_obj, 1, 2, mp_math_log);

	// Functions that return a tuple

	/// \function frexp(x)
	/// Converts a floating-point number to fractional and integral components.
	STATIC mp_obj_t mp_math_frexp(mp_obj_t x_obj) {
	int int_exponent = 0;
	mp_float_t significand = MICROPY_FLOAT_C_FUN(frexp)(mp_obj_get_float(x_obj), &int_exponent);
	mp_obj_t tuple[2];
	tuple[0] = mp_obj_new_float(significand);
	tuple[1] = mp_obj_new_int(int_exponent);
	return mp_obj_new_tuple(2, tuple);
	}
	STATIC MP_DEFINE_CONST_FUN_OBJ_1(mp_math_frexp_obj, mp_math_frexp);

	/// \function modf(x)
	STATIC mp_obj_t mp_math_modf(mp_obj_t x_obj) {
	mp_float_t int_part = 0.0;
	mp_float_t fractional_part = MICROPY_FLOAT_C_FUN(modf)(mp_obj_get_float(x_obj), &int_part);
	mp_obj_t tuple[2];
	tuple[0] = mp_obj_new_float(fractional_part);
	tuple[1] = mp_obj_new_float(int_part);
	return mp_obj_new_tuple(2, tuple);
	}
	STATIC MP_DEFINE_CONST_FUN_OBJ_1(mp_math_modf_obj, mp_math_modf);

	// Angular conversions

	/// \function radians(x)
	STATIC mp_obj_t mp_math_radians(mp_obj_t x_obj) {
	return mp_obj_new_float(mp_obj_get_float(x_obj) * M_PI / 180.0);
	}
	STATIC MP_DEFINE_CONST_FUN_OBJ_1(mp_math_radians_obj, mp_math_radians);

	/// \function degrees(x)
	STATIC mp_obj_t mp_math_degrees(mp_obj_t x_obj) {
	return mp_obj_new_float(mp_obj_get_float(x_obj) * 180.0 / M_PI);
	}
	STATIC MP_DEFINE_CONST_FUN_OBJ_1(mp_math_degrees_obj, mp_math_degrees);

	STATIC const mp_rom_map_elem_t mp_module_math_globals_table[] = {
	{ MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_math) },
	{ MP_ROM_QSTR(MP_QSTR_e), mp_const_float_e },
	{ MP_ROM_QSTR(MP_QSTR_pi), mp_const_float_pi },
	{ MP_ROM_QSTR(MP_QSTR_sqrt), MP_ROM_PTR(&mp_math_sqrt_obj) },
	{ MP_ROM_QSTR(MP_QSTR_pow), MP_ROM_PTR(&mp_math_pow_obj) },
	{ MP_ROM_QSTR(MP_QSTR_exp), MP_ROM_PTR(&mp_math_exp_obj) },
	#if MICROPY_PY_MATH_SPECIAL_FUNCTIONS
	{ MP_ROM_QSTR(MP_QSTR_expm1), MP_ROM_PTR(&mp_math_expm1_obj) },
	#endif
	{ MP_ROM_QSTR(MP_QSTR_log), MP_ROM_PTR(&mp_math_log_obj) },
	#if MICROPY_PY_MATH_SPECIAL_FUNCTIONS
	{ MP_ROM_QSTR(MP_QSTR_log2), MP_ROM_PTR(&mp_math_log2_obj) },
	{ MP_ROM_QSTR(MP_QSTR_log10), MP_ROM_PTR(&mp_math_log10_obj) },
	{ MP_ROM_QSTR(MP_QSTR_cosh), MP_ROM_PTR(&mp_math_cosh_obj) },
	{ MP_ROM_QSTR(MP_QSTR_sinh), MP_ROM_PTR(&mp_math_sinh_obj) },
	{ MP_ROM_QSTR(MP_QSTR_tanh), MP_ROM_PTR(&mp_math_tanh_obj) },
	{ MP_ROM_QSTR(MP_QSTR_acosh), MP_ROM_PTR(&mp_math_acosh_obj) },
	{ MP_ROM_QSTR(MP_QSTR_asinh), MP_ROM_PTR(&mp_math_asinh_obj) },
	{ MP_ROM_QSTR(MP_QSTR_atanh), MP_ROM_PTR(&mp_math_atanh_obj) },
	#endif
	{ MP_ROM_QSTR(MP_QSTR_cos), MP_ROM_PTR(&mp_math_cos_obj) },
	{ MP_ROM_QSTR(MP_QSTR_sin), MP_ROM_PTR(&mp_math_sin_obj) },
	{ MP_ROM_QSTR(MP_QSTR_tan), MP_ROM_PTR(&mp_math_tan_obj) },
	{ MP_ROM_QSTR(MP_QSTR_acos), MP_ROM_PTR(&mp_math_acos_obj) },
	{ MP_ROM_QSTR(MP_QSTR_asin), MP_ROM_PTR(&mp_math_asin_obj) },
	{ MP_ROM_QSTR(MP_QSTR_atan), MP_ROM_PTR(&mp_math_atan_obj) },
	{ MP_ROM_QSTR(MP_QSTR_atan2), MP_ROM_PTR(&mp_math_atan2_obj) },
	{ MP_ROM_QSTR(MP_QSTR_ceil), MP_ROM_PTR(&mp_math_ceil_obj) },
	{ MP_ROM_QSTR(MP_QSTR_copysign), MP_ROM_PTR(&mp_math_copysign_obj) },
	{ MP_ROM_QSTR(MP_QSTR_fabs), MP_ROM_PTR(&mp_math_fabs_obj) },
	{ MP_ROM_QSTR(MP_QSTR_floor), MP_ROM_PTR(&mp_math_floor_obj) },
	{ MP_ROM_QSTR(MP_QSTR_fmod), MP_ROM_PTR(&mp_math_fmod_obj) },
	{ MP_ROM_QSTR(MP_QSTR_frexp), MP_ROM_PTR(&mp_math_frexp_obj) },
	{ MP_ROM_QSTR(MP_QSTR_ldexp), MP_ROM_PTR(&mp_math_ldexp_obj) },
	{ MP_ROM_QSTR(MP_QSTR_modf), MP_ROM_PTR(&mp_math_modf_obj) },
	{ MP_ROM_QSTR(MP_QSTR_isfinite), MP_ROM_PTR(&mp_math_isfinite_obj) },
	{ MP_ROM_QSTR(MP_QSTR_isinf), MP_ROM_PTR(&mp_math_isinf_obj) },
	{ MP_ROM_QSTR(MP_QSTR_isnan), MP_ROM_PTR(&mp_math_isnan_obj) },
	{ MP_ROM_QSTR(MP_QSTR_trunc), MP_ROM_PTR(&mp_math_trunc_obj) },
	{ MP_ROM_QSTR(MP_QSTR_radians), MP_ROM_PTR(&mp_math_radians_obj) },
	{ MP_ROM_QSTR(MP_QSTR_degrees), MP_ROM_PTR(&mp_math_degrees_obj) },
	#if MICROPY_PY_MATH_SPECIAL_FUNCTIONS
	{ MP_ROM_QSTR(MP_QSTR_erf), MP_ROM_PTR(&mp_math_erf_obj) },
	{ MP_ROM_QSTR(MP_QSTR_erfc), MP_ROM_PTR(&mp_math_erfc_obj) },
	{ MP_ROM_QSTR(MP_QSTR_gamma), MP_ROM_PTR(&mp_math_gamma_obj) },
	{ MP_ROM_QSTR(MP_QSTR_lgamma), MP_ROM_PTR(&mp_math_lgamma_obj) },
	#endif
	};

	STATIC MP_DEFINE_CONST_DICT(mp_module_math_globals, mp_module_math_globals_table);

	const mp_obj_module_t mp_module_math = {
	.base = { &mp_type_module },
	.name = MP_QSTR_math,
	.globals = (mp_obj_dict_t*)&mp_module_math_globals,
	};

	#endif // MICROPY_PY_BUILTINS_FLOAT && MICROPY_PY_MATH