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4.129 math.h
4.129.59 double sqrt
double sqrt(double __x)

AVRLibc

AVR Libc
1 User Manual
2 Library Reference
AVR Libc Library Reference
3 Example Projects
4 Files
- 4.1 abort.c
- 4.2 abort.S
- 4.3 abs.c
- 4.4 alloca.h
- 4.5 asc_store.c
- 4.6 asctime.c
- 4.7 asctime_r.c
- 4.8 asmdemo.c
- 4.9 assert.c
- 4.10 assert.h
- 4.11 atexit.c
- 4.12 atof.S
- 4.13 atoi.c
- 4.14 atoi.S
- 4.15 atol.c
- 4.16 atol.S
- 4.17 atomic.h
- 4.18 boot.h
- 4.19 bsearch.c
- 4.20 calloc.c
- 4.21 clearerr.c
- 4.22 cpufunc.h
- 4.23 crc16.h
- 4.24 ctime.c
- 4.25 ctime_r.c
- 4.26 cty_isfalse.S
- 4.27 ctype.h
- 4.28 ctype.S
- 4.29 daylight_seconds.c
- 4.30 defines.h
- 4.31 delay.h
- 4.32 delay_basic.h
- 4.33 demo.c
- 4.34 deprecated.h
- 4.35 difftime.c
- 4.36 div.S
- 4.37 dst_pointer.c
- 4.38 dtoa_conv.h
- 4.39 dtoa_prf.c
- 4.40 dtostre.c
- 4.41 dtostrf.c
- 4.42 eedef.h
- 4.43 eeprom.h
- 4.44 eerd_block.S
- 4.45 eerd_byte.S
- 4.46 eerd_dword.S
- 4.47 eerd_word.S
- 4.48 eeupd_block.S
- 4.49 eeupd_byte.S
- 4.50 eeupd_dword.S
- 4.51 eeupd_word.S
- 4.52 eewr_block.S
- 4.53 eewr_byte.S
- 4.54 eewr_dword.S
- 4.55 eewr_word.S
- 4.56 ephemera_common.h
- 4.57 equation_of_time.c
- 4.58 errno.c
- 4.59 errno.h
- 4.60 eu_dst.h
- 4.61 exit.S
- 4.62 fatfs_time.c
- 4.63 fclose.c
- 4.64 fdevopen.c
- 4.65 feof.c
- 4.66 ferror.c
- 4.67 ffs.S
- 4.68 ffsl.S
- 4.69 ffsll.S
- 4.70 fgetc.c
- 4.71 fgets.c
- 4.72 fprintf.c
- 4.73 fprintf_p.c
- 4.74 fputc.c
- 4.75 fputs.c
- 4.76 fputs_p.c
- 4.77 fread.c
- 4.78 fscanf.c
- 4.79 fscanf_p.c
- 4.80 ftoa_engine.S
- 4.81 fuse.h
- 4.82 fwrite.c
- 4.83 geo_location.c
- 4.84 getc.S
- 4.85 getchar.c
- 4.86 getenv.c
- 4.87 gets.c
- 4.88 gm_sidereal.c
- 4.89 gmtime.c
- 4.90 gmtime_r.c
- 4.91 hd44780.c
- 4.92 hd44780.h
- 4.93 ina90.h
- 4.94 interrupt.h
- 4.95 inttypes.h
- 4.96 io.h
- 4.97 iob.c
- 4.98 iocompat.h
- 4.99 isalnum.S
- 4.100 isalpha.S
- 4.101 isascii.S
- 4.102 isblank.S
- 4.103 iscntrl.S
- 4.104 isdigit.S
- 4.105 isLeap.c
- 4.106 iso_week_date.c
- 4.107 iso_week_date_r.c
- 4.108 isotime.c
- 4.109 isotime_r.c
- 4.110 isprint.S
- 4.111 ispunct.S
- 4.112 isrs.S
- 4.113 isspace.S
- 4.114 isxdigit.S
- 4.115 itoa.S
- 4.116 itoa_ncheck.S
- 4.117 labs.c
- 4.118 largedemo.c
- 4.119 lcd.c
- 4.120 lcd.h
- 4.121 ldiv.S
- 4.122 lm_sidereal.c
- 4.123 localtime.c
- 4.124 localtime_r.c
- 4.125 lock.h
- 4.126 ltoa.S
- 4.127 ltoa_ncheck.S
- 4.128 malloc.c
- 4.129 math.h
  - 4.129.1 M_E
  - 4.129.2 M_LOG2E
  - 4.129.3 M_LOG10E
  - 4.129.4 M_LN2
  - 4.129.5 M_LN10
  - 4.129.6 M_PI
  - 4.129.7 M_PI_2
  - 4.129.8 M_PI_4
  - 4.129.9 M_1_PI
  - 4.129.10 M_2_PI
  - 4.129.11 M_2_SQRTPI
  - 4.129.12 M_SQRT2
  - 4.129.13 M_SQRT1_2
  - 4.129.14 NAN
  - 4.129.15 INFINITY
  - 4.129.16 cosf
  - 4.129.17 sinf
  - 4.129.18 tanf
  - 4.129.19 fabsf
  - 4.129.20 fmodf
  - 4.129.21 cbrtf
  - 4.129.22 hypotf
  - 4.129.23 squaref
  - 4.129.24 floorf
  - 4.129.25 ceilf
  - 4.129.26 frexpf
  - 4.129.27 ldexpf
  - 4.129.28 expf
  - 4.129.29 coshf
  - 4.129.30 sinhf
  - 4.129.31 tanhf
  - 4.129.32 acosf
  - 4.129.33 asinf
  - 4.129.34 atanf
  - 4.129.35 atan2f
  - 4.129.36 logf
  - 4.129.37 log10f
  - 4.129.38 powf
  - 4.129.39 isnanf
  - 4.129.40 isinff
  - 4.129.41 isfinitef
  - 4.129.42 copysignf
  - 4.129.43 signbitf
  - 4.129.44 fdimf
  - 4.129.45 fmaf
  - 4.129.46 fmaxf
  - 4.129.47 fminf
  - 4.129.48 truncf
  - 4.129.49 roundf
  - 4.129.50 lroundf
  - 4.129.51 lrintf
  - 4.129.52 double cos
    double cos(double __x)
  - 4.129.53 double sin
    double sin(double __x)
  - 4.129.54 double tan
    double tan(double __x)
  - 4.129.55 double fabs
    double fabs(double __x)
  - 4.129.56 double fmod
    double fmod(double __x, double __y)
  - 4.129.57 double modf
    double modf(double __x, double *__iptr)
  - 4.129.58 float modff
    float modff(float __x, float *__iptr)
  - 4.129.59 double sqrt
    double sqrt(double __x)
  - 4.129.60 float sqrtf
    float sqrtf(float)
  - 4.129.61 double cbrt
    double cbrt(double __x)
  - 4.129.62 double hypot
    double hypot(double __x, double __y)
  - 4.129.63 double square
    double square(double __x)
  - 4.129.64 double floor
    double floor(double __x)
  - 4.129.65 double ceil
    double ceil(double __x)
  - 4.129.66 double frexp
    double frexp(double __x, int *__pexp)
  - 4.129.67 double ldexp
    double ldexp(double __x, int __exp)
  - 4.129.68 double exp
    double exp(double __x)
  - 4.129.69 double cosh
    double cosh(double __x)
  - 4.129.70 double sinh
    double sinh(double __x)
  - 4.129.71 double tanh
    double tanh(double __x)
  - 4.129.72 double acos
    double acos(double __x)
  - 4.129.73 double asin
    double asin(double __x)
  - 4.129.74 double atan
    double atan(double __x)
  - 4.129.75 double atan2
    double atan2(double __y, double __x)
  - 4.129.76 double log
    double log(double __x)
  - 4.129.77 double log10
    double log10(double __x)
  - 4.129.78 double pow
    double pow(double __x, double __y)
  - 4.129.79 int isnan
    int isnan(double __x)
  - 4.129.80 int isinf
    int isinf(double __x)
  - 4.129.81 static int isfinite
    static int isfinite(double __x)
  - 4.129.82 static double copysign
    static double copysign(double __x, double __y)
  - 4.129.83 int signbit
    int signbit(double __x)
  - 4.129.84 double fdim
    double fdim(double __x, double __y)
  - 4.129.85 double fma
    double fma(double __x, double __y, double __z)
  - 4.129.86 double fmax
    double fmax(double __x, double __y)
  - 4.129.87 double fmin
    double fmin(double __x, double __y)
  - 4.129.88 double trunc
    double trunc(double __x)
  - 4.129.89 double round
    double round(double __x)
  - 4.129.90 long lround
    long lround(double __x)
  - 4.129.91 long lrint
    long lrint(double __x)
  - 4.129.92 math.h
- 4.130 memccpy.S
- 4.131 memccpy_P.S
- 4.132 memchr.S
- 4.133 memchr_P.S
- 4.134 memcmp.S
- 4.135 memcmp_P.S
- 4.136 memcmp_PF.S
- 4.137 memcpy.S
- 4.138 memcpy_P.S
- 4.139 memcpy_PF.S
- 4.140 memmem.S
- 4.141 memmem_P.S
- 4.142 memmove.S
- 4.143 memrchr.S
- 4.144 memrchr_P.S
- 4.145 memset.S
- 4.146 mk_gmtime.c
- 4.147 mktime.c
- 4.148 month_length.c
- 4.149 moon_phase.c
- 4.150 mul10.S
- 4.151 mulsi10.S
- 4.152 parity.h
- 4.153 pgmspace.h
- 4.154 portpins.h
- 4.155 power.h
- 4.156 print_lz.c
- 4.157 printf.c
- 4.158 printf_p.c
- 4.159 project.h
- 4.160 putc.S
- 4.161 putchar.c
- 4.162 puts.c
- 4.163 puts_p.c
- 4.164 qsort.c
- 4.165 rand.c
- 4.166 random.c
- 4.167 realloc.c
- 4.168 scanf.c
- 4.169 scanf_p.c
- 4.170 set_dst.c
- 4.171 set_position.c
- 4.172 set_system_time.c
- 4.173 set_zone.c
- 4.174 setbaud.h
- 4.175 setjmp.h
- 4.176 setjmp.S
- 4.177 sfr_defs.h
- 4.178 signal.h
- 4.179 signature.h
- 4.180 sleep.h
- 4.181 snprintf.c
- 4.182 snprintf_p.c
- 4.183 solar_declination.c
- 4.184 solar_noon.c
- 4.185 sprintf.c
- 4.186 sprintf_p.c
- 4.187 sscanf.c
- 4.188 sscanf_p.c
- 4.189 stdint.h
- 4.190 stdio.h
- 4.191 stdio_private.h
- 4.192 stdiodemo.c
- 4.193 stdlib.h
- 4.194 stdlib_private.h
- 4.195 strcasecmp.S
- 4.196 strcasecmp_P.S
- 4.197 strcasecmp_PF.S
- 4.198 strcasestr.S
- 4.199 strcasestr_P.S
- 4.200 strcat.S
- 4.201 strcat_P.S
- 4.202 strcat_PF.S
- 4.203 strchr.S
- 4.204 strchr_P.S
- 4.205 strchrnul.S
- 4.206 strchrnul_P.S
- 4.207 strcmp.S
- 4.208 strcmp_P.S
- 4.209 strcmp_PF.S
- 4.210 strcpy.S
- 4.211 strcpy_P.S
- 4.212 strcpy_PF.S
- 4.213 strcspn.S
- 4.214 strcspn_P.S
- 4.215 strdup.c
- 4.216 strftime.c
- 4.217 string.h
- 4.218 strlcat.c
- 4.219 strlcat.S
- 4.220 strlcat_P.S
- 4.221 strlcat_PF.S
- 4.222 strlcpy.c
- 4.223 strlcpy.S
- 4.224 strlcpy_P.S
- 4.225 strlcpy_PF.S
- 4.226 strlen.S
- 4.227 strlen_P.S
- 4.228 strlen_PF.S
- 4.229 strlwr.S
- 4.230 strncasecmp.S
- 4.231 strncasecmp_P.S
- 4.232 strncasecmp_PF.S
- 4.233 strncat.S
- 4.234 strncat_P.S
- 4.235 strncat_PF.S
- 4.236 strncmp.S
- 4.237 strncmp_P.S
- 4.238 strncmp_PF.S
- 4.239 strncpy.S
- 4.240 strncpy_P.S
- 4.241 strncpy_PF.S
- 4.242 strnlen.S
- 4.243 strnlen_P.S
- 4.244 strnlen_PF.S
- 4.245 strpbrk.S
- 4.246 strpbrk_P.S
- 4.247 strrchr.S
- 4.248 strrchr_P.S
- 4.249 strrev.S
- 4.250 strsep.S
- 4.251 strsep_P.S
- 4.252 strspn.S
- 4.253 strspn_P.S
- 4.254 strstr.S
- 4.255 strstr_P.S
- 4.256 strstr_PF.S
- 4.257 strtod.c
- 4.258 strtok.c
- 4.259 strtok_P.c
- 4.260 strtok_r.S
- 4.261 strtok_rP.S
- 4.262 strtol.c
- 4.263 strtoul.c
- 4.264 strupr.S
- 4.265 sun_rise.c
- 4.266 sun_set.c
- 4.267 system.c
- 4.268 system_tick.S
- 4.269 system_time.c
- 4.270 time.c
- 4.271 time.h
- 4.272 tm_store.c
- 4.273 toascii.S
- 4.274 tolower.S
- 4.275 toupper.S
- 4.276 util/twi.h
- 4.277 compat/twi.h
- 4.278 twitest.c
- 4.279 uart.c
- 4.280 uart.h
- 4.281 ultoa.S
- 4.282 ultoa_invert.S
- 4.283 ultoa_ncheck.S
- 4.284 ungetc.c
- 4.285 usa_dst.h
- 4.286 utc_offset.c
- 4.287 utoa.S
- 4.288 utoa_ncheck.S
- 4.289 version.h
- 4.290 vfprintf.c
- 4.291 vfprintf_p.c
- 4.292 vfscanf.c
- 4.293 vfscanf_p.c
- 4.294 vprintf.c
- 4.295 vscanf.c
- 4.296 vsnprintf.c
- 4.297 vsnprintf_p.c
- 4.298 vsprintf.c
- 4.299 vsprintf_p.c
- 4.300 wdt.h
- 4.301 week_of_month.c
- 4.302 week_of_year.c
- 4.303 xmega.h
- 4.304 xtoa_fast.h

4.129.59 double sqrt

double sqrt(double __x)

The sqrt() function returns the non-negative square root of __x.

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