Jun 11, 2007 · can someone give me some really hard intergrals to solve? make sure they are in the range of calculus 1-2 (anything before multivariable) My teacher assigned some few hard …

Mar 6, 2017 · This little trick is used for some integration problems involving trigonometric functions is probably well-known, but I only learned it yesterday.

Mar 3, 2006 · Evaluating a fourth-order integral, such as f(x,y,z,t) dx dy dz dt, generally represents a hypervolume in four-dimensional space, extending the concepts of area and volume from …

Feb 5, 2007 · I was wondering,how do we calculate the perimeter of a region using integral calculus?I know that to calculate the area we have to draw the region and if we...

Dec 15, 2007 · Product of two integrals... In proving a theorem, my DE textbook uses an unfamiliar approach by stating that the product of two integrals = double integral sign - the …

Jul 4, 2015 · In my paper on renormalisation I mentioned what most who have studied calculations in Quantum Field Theory find, its rather complicated and mind numbing.

May 2, 2012 · I've this example of an integral. \\int^{x}_{a} f(t)dt What t and dt means? Is there a relation between t and dt?

Nov 13, 2012 · Hi, Suppose we have f(x) = x3. Integrating this function using the definite integral with the upper boundary being 3 and the lower boundary being 1 would result in 20. Does 20 …

Nov 19, 2019 · Hi I study optics and many times i found a term called (Overlap integral ) as attached pictures .. I can't understand from where these expression comes (mathematically) …

Apr 27, 2009 · Yes, but of course that's not a "surface integral"- that's changing from one three-dimensional coordinate system to another. You might, after forming the integral over a surface, …