User Portlet
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| Recently I have been doing a lot of double and triple integrals. To my disappointment, Mathematica does not have built-in integral signs for those advanced or special integrals. Fortunately, I have found out a way to introduce those integral signs... |
| I found the default dealing of the terms often displays a negative sign at the beginning, including those beneath a square-root sign, which is a little bit annoying since for most cases, there exists at least one positive-signed term in the result... |
| In Mathematica,the inverse hyperbolic functions are displayed with the prefix "Arc" like "ArcSinh[]", which I thought incorrect and misleading. Since the hyperbolic angle is defined by the area of the hyperbolic triangle rather than the arclength of... |