Review Properties of Tilings by Convex Pentagons Teruhisa Sugimoto and Tohru Ogawa Forma, Vol. 21 (No. 2), pp. 113-128, 2006 [Abstract] | [Full text] (PDF 344 KB) | [Attractive image Fig.1, Fig.2] A Comparison of Rhythmic Dissimilarity Measures Godfried Toussaint Forma, Vol. 21 (No. 2), pp. 129-149, 2006 [Abstract] | [Full text] (PDF 168 KB) | [Attractive image Fig.1, Fig.12] Letter Characterization of Attractors in Gumowski-Mira Map Using Fast Lyapunov Indicators L. M. Saha, M. K. Das and Mridula Budhraja Forma, Vol. 21 (No. 2), pp. 151-158, 2006 [Abstract] | [Full text] (PDF 116 KB) | [Attractive image Fig.3a, Fig.8a] Letter Applications of Double-Wayland Algorithm to Detect Anomalous Signals Hiroki Takada, Takayuki Morimoto, Hitoshi Tsunashima, Taishi Yamazaki, Hiroyuki Hoshina and Masaru Miyao Forma, Vol. 21 (No. 2), pp. 159-167, 2006 [Abstract] | [Full text] (PDF 692 KB) | [Attractive image Fig.1, Fig.2] Forum Counting the Patterns on Some Symmetric Polyhedrons—Rotations in a Question of Japan Mathematics Contest Takeo Ohsawa Forma, Vol. 21 (No. 2), pp. 169-173, 2006 [Abstract] | [Full text] (PDF 544 KB) | [Attractive image p. 171, Fig.1] Errata: Hyplane-Polyhedral Models of Hyperbolic Plane K. Ahara Forma, Vol. 21 (No. 2), p. 175, 2006 [Full text] (PDF 20 KB)