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LaTeX$B$N;H$$J}$K$D$$$F=q$$$?(BWWW$B%I%-%e%a%s%H$NCf$K$O!$(B
```
\documentclass{jarticle}
```
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```
\documentstyle{jarticle}
```
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```
\usepackage{graphics}
```
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```
\documentclass{jarticle}
```
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```
/home08/ktanaka/bin/txt2wav.pl t.txt > t.wav
```
$B$r
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- $B=c@5N'$HJ?6QN'$K$D$$$F(B

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class makeSin{
    public static void main(String[] args){
	int i;
	int hz=440;
	for(i=0;i<44100/hz;i++){
	    System.out.println(10000*Math.sin(i*2*Math.PI*hz/44100));
	}
    }
}

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Math.sin(x)

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Math.PI

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javac makeSin.java

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java makeSin > sin.txt
/home08/ktanaka/bin/txt2wav.pl sin.txt > sin.wav

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java makeSin | /home08/ktanaka/bin/txt2wav.pl > sin.wav

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class makeHarmony{
    public static void main(String[] args){
	int i;
	double hz1=440; 
	double hz2=554.37; 
	double hz3=659.25; 
	for(i=0;i<44100*5;i++){
	    System.out.println(5000*Math.sin(i*2*Math.PI*hz1/44100)+
			       5000*Math.sin(i*2*Math.PI*hz2/44100)+
			       5000*Math.sin(i*2*Math.PI*hz3/44100)
			       );
	}
    }
}

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