Documentation moved.This entry is documented with its primary interface. Open the documentation → API/nerdamer/calculusFunctionCsrc/calculus/fresnel.ts:41C(x: ExpressionInput): ExpressionComputes the normalized Fresnel cosine integral C(x) = integral(cos(pi*t^2/2), t, 0, x). Numeric real arguments are evaluated numerically. Symbolic arguments remain as C(x).ParametersNameTypeDescriptionxExpressionInput—ReturnsExpression