Prefer a chat interface with context about you and your work?
On the nonexistence of simplex integration rules for infinite integrals
It is shown that there do not exist integration rules of the form <disp-formula content-type="math/mathml"> \[ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" alttext="integral Subscript 0 Superscript normal infinity Baseline f left-parenthesis x right-parenthesis d x equals sigma-summation Underscript i equals 1 Overscript n Endscripts w Subscript Sub Subscript i Subscript Baseline f left-parenthesis x …