Delta-rational chord: Difference between revisions

@@ Line 82: / Line 82: @@
 <math>
-\displaystyle {\underset{x,y}{\text{minimize}} \sqrt{(\delta_1 x - E_1)^2 + ((\delta_1 + y)x - E_2)^2 + ((\delta_1 + y + \delta_3) x - E_3)^2 }}.
+\displaystyle {\underset{x,y}{\text{minimize}} \sqrt{(\delta_1 - E_1 x)^2 + ((\delta_1 + y) - E_2 x)^2 + ((\delta_1 + y + \delta_3) - E_3 x)^2 }}.
 </math>
@@ Line 97: / Line 97: @@
 E2 = sympy.Symbol("E_2", real=True)
 E3 = sympy.Symbol("E_3", real=True)
-err_squared = (d1*x - E1) ** 2 + ((d1 + y)*x - E2) ** 2 + ((d1 + y + d3)*x - E3) ** 2
+err_squared = (d1 - E1*x) ** 2 + ((d1 + y) - E2*x) ** 2 + ((d1 + y + d3) - E3*x) ** 2
 err_squared.expand()
 err_squared_x = sympy.diff(err_squared, x)