Delta-rational chord: Difference between revisions
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f2 = sympy.Symbol("f_2", real=True) | f2 = sympy.Symbol("f_2", real=True) | ||
f3 = sympy.Symbol("f_3", real=True) | f3 = sympy.Symbol("f_3", real=True) | ||
err_squared = ((x + d1 ) / x - f1) ** 2 + ((x + d1 + y) / x - f2) ** 2 + ((x + d1 + y + d3) / x - f3) ** 2 | err_squared = ((x + d1) / x - f1) ** 2 + ((x + d1 + y) / x - f2) ** 2 + ((x + d1 + y + d3) / x - f3) ** 2 | ||
err_squared.expand() | err_squared.expand() | ||
err_squared_x = sympy.diff(err_squared, x) | err_squared_x = sympy.diff(err_squared, x) | ||