Labels:text | graphics | black | font | graphic design | black and white | symbol | white | logo | design OCR: Figure 12-16: Illustration of the Range of the Hyperbolic Arc Cosine Function Hmm-I'd rather not say what happened to this peacock. This feather looks a bit mangled. Actually it is all right-the principal value for acoch is so chosen that ita graph does not look simply like a rotated version of the graph of acos, but if all values were shown, the two graphe would fill the plane in repeating patterna related by a rotation.
