Equities graph.

x axis is probability (x Î [01]), y is equity (y Î [-1 +1]).

Valid between xLow and xHigh.

Given as two endpoints of a stright line. The low point is X drop point, the high is X cash-out point.

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low point
• float xLow


• float yLow




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High point.
• float xHigh


• float yHigh


• float y(float x) const

Equity at x.
• float x(float y) const

Probability at which equity is y.
• float e(float x) const

Equity at x, for any x.
• float r(float x) const

x as percent in window.
• void reverse(void)

Reverse graph to O point of view.