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How to determine a Sinus Arch in PHP
The function asin() can be used to calculate the Sinus Arch in PHP. Simply insert the value in between the brackets and let PHP take care of the rest for you. To see asin() in action try the following code: <?php echo "asin(0.4) = ".asin(0.4)."<br><br>"; echo "asin(0.7) = ".asin(0.7)."<br><br>"; echo "asin(0.2) = ".asin(0.2)."<br><br>"; echo "asin(0.78473) = ".asin(0.78473)."<br><br>"; ?> The results: asin(0.4) = 0.41151684606749 asin(0.7) = 0.77539749661075 asin(0.2) = 0.20135792079033 asin(0.78473) = 0.90226040897713
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