THIS is an enlarged and beautifully produced edition of a pamphlet which has been circulated before under the simpler title “The Trisection of an Angle”. Since Euclid cannot be supposed to have ...
Given a diagram for a trisection of a 4-manifold X, we describe the homology and the intersection form of X in terms of the three subgroups of H₁(F; ℤ) generated by the three sets of curves and the ...
Mathematics Magazine presents articles and notes on undergraduate mathematical topics in a lively expository style that appeals to students and faculty throughout the undergraduate years. The journal ...
THE Paralogistes pseudomathematicus has become so rare, or possibly so shy, that it is a real pleasure to find that the species is not extinct. Alack! that De Morgan is not with us, to do justice to ...