1 Basic Concepts and Previous Studies
1.1 Introduction
1.2 The three-dimensional Galilean space G3
1.2.1 Curves in Galilean space G3
1.2.2 Bishop frames
1.3 Natural geometry of ruled surfaces in G3
1.3.1 Darboux frame of a curve lying on the ruled surface of type I
1.3.2 Darboux frame of a curve lying on the ruled surface of type III
1.4 Helices in G3
1.5 Bertrand curves in G3
1.6 Geometry ofthe pseudo—Galilean space G3
1.6.1 Curves in pseudo-Galilean space
1.6.2 Bishop frames in G3
1.7 Natural geometry of ruled surfaces in G3
1.7.1 Darboux frame of a curve lying on a ruled surface in G3
1.8 Helices in G3
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