A metal umlaut (also known as röck döts) is a diacritic that is sometimes used gratuitously or decoratively over letters in the names of hard rock or heavy metal bands—for example those of Blue Öyster Cult, Queensrÿche, Motörhead, The Accüsed and Mötley Crüe.
Among English speakers, the use of umlaut marks and other diacritics with a blackletter style typeface is a form of foreign branding intended to give a band's logo a Teutonic quality—connoting stereotypes of boldness and brutality presumably associated with Germanic and Nordic cultures. Its use has also been attributed to a desire for a "gothic...
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Note that this challenge requires no handling or understanding of complex numbers.
Given a square matrix where every element is a two-element (Re,Im) integer list, determine whether this represents a Hermitian matrix.
Note that the input is a 3D array of real numbers; not a 2D array of complex ...
