main/src/georegression/struct/line/LineGeneral2D_F64.java
public void set(double a, double b, double c) {
		this.A = a;
		this.B = b;
		this.C = c;
	}
public void set(double a, double b, double c) {
		this.A = a;
		this.B = b;
		this.C = c;
	}
A*x + B*y + C = 0

@param a parameter A
@param b parameter B
@param c parameter C