sininv
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sininv

sininv — Performs an arcsine function.

Description

Returns the arcsine of x (x in radians).

Syntax

sininv(x) (no rate
    restriction)
sininv(k/i[]) (k- or i-arrays)

Examples

Here is an example of the sininv opcode. It uses the file sininv.csd.

Example 979. Example of the sininv opcode.

See the sections Real-time Audio and Command Line Flags for more information on using command line flags.

<CsoundSynthesizer>
<CsOptions>
; Select audio/midi flags here according to platform
; Audio out   Audio in
-odac           -iadc    ;;;RT audio I/O
; For Non-realtime ouput leave only the line below:
; -o sininv.wav -W ;;; for file output any platform
</CsOptions>
<CsInstruments>

; Initialize the global variables.
sr = 44100
kr = 4410
ksmps = 10
nchnls = 1

; Instrument #1.
instr 1
  irad = 0.5
  i1 = sininv(irad)

  print i1
endin


</CsInstruments>
<CsScore>

; Play Instrument #1 for one second.
i 1 0 1
e


</CsScore>
</CsoundSynthesizer>


Its output should include a line like this: 

instr 1:  i1 = 0.524

See Also

cos, cosh, cosinv, sin, sinh, tan, tanh, taninv

Credits

Author: John ffitch

New in version 3.48

Example written by Kevin Conder.

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