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The sine-integral function

The sine-integral function is defined as



This interactive figure allows you to see what happens to as . You can drag the green point on the -axis to increase to see the value of this function for various values of and to produce a plot of this function. You can drag the slider for , which sets the maximum -value on the axis, to allow for a wider window to let get larger and larger.
Developed for use with Thomas' Calculus, published by Pearson.