We are doing polar coordinates and parametric equations right now, I have a problem saying;<BR>Find the slope of the tangent line to the polar curve for the given value of &Theta<BR>r=2sin &Theta , ...
A proof is given of Craig's Interpolation Theorem for Church's Pure Functional Calculus of 2nd-order, which is provably complete w. r. t. the class of all secondary interpretations (a subclass of ...
A simple invariant characterization of the scalar fourth-order ordinary differential equations which admit a variational multiplier is given. The necessary and sufficient conditions for the existence ...