Vol. 6 Num. 1 (1986) Tommy Dreyfus , Theodore Eisenberg On the aesthetics of mathematical thought2 Nik Azis Nik Pa Meaning in arithmetic from four different perspectives11 Dick Tahta In Calypso's arms17 Alan Bell Two comments on Didactical Phenomenology24 William M. Brookes Two comments on Didactical Phenomenology 226 Azri Evyatar Extraneous clues27 Israel Kleiner Famous problems in mathematics: an outline of a course31 George Stanic Mental discipline theory and mathematics education39