https://github.com/cran/pracma
Revision 26e049d70b4a1c237987e260cba68f6a9413736c authored by Hans W. Borchers on 09 April 2019, 04:10:07 UTC, committed by cran-robot on 09 April 2019, 04:10:07 UTC
1 parent bf07673
Tip revision: 26e049d70b4a1c237987e260cba68f6a9413736c authored by Hans W. Borchers on 09 April 2019, 04:10:07 UTC
version 2.2.5
version 2.2.5
Tip revision: 26e049d
sind.R
##
## s i n e d . R Trigonometric Functions with degrees
##
sind <- function(x) sinpi( x / 180 )
cosd <- function(x) cospi( x / 180 )
tand <- function(x) sinpi(x/180) / cospi(x/180)
cotd <- function(x) 1 / tand(x)
asind <- function(x) asin(x) * 180 / pi
acosd <- function(x) acos(x) * 180 / pi
atand <- function(x) atan(x) * 180 / pi
acotd <- function(x) atand(1 / x)
atan2d <- function(x1, x2) atan2(x1, x2) * 180 / pi
secd <- function(x) 1 / cosd(x)
cscd <- function(x) 1 / sind(x)
asecd <- function(x) asec(x) * 180 / pi
acscd <- function(x) acsc(x) * 180 / pi
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