Foundations of geometry different sets of axioms for Euclidean geometry, any of these can replace the Euclidean parallel postulate. The following partial list indicates some of these theorems that are of historical interest. Absolute geometry is a geometry based on an axiom system consisting of all the axioms giving Euclidean geometry except for the parallel postulate or any of its alternatives. The term was introduced by János Bolyai in 1832. It is sometimes referred to as neutral geometry, as it is neutral with respect to the parallel postulate. In Euclid's "Elements", the first 28 propositions and Proposition I.31 avoid using the parallel postulate,
During the Reign of the Queen of Persia teens, the second regresses back to their childhood, and the third see the sale of the family farm and the dispersal of the family. The book drew comparisons to the works of Anne Tyler, Marilynne Robinson, Douglas Unger and Susan Engberg. During the Reign of the Queen of Persia During the Reign of the Queen of Persia is the first novel by American author Joan Chase. On its publication in 1983 it won the Hemingway Foundation/PEN Award. The story is told from the perspective of the four granddaughters of the "Queen of Persia", an Ohio farmwife, during the 1950s. The