146 BOOK REPORTS

The Complete Veriloq Book. By Vivek Sagdeo. Kluwer Academic Publishers, Boston, MA. (1998). 464 pages. $135.00, NLG 310.00, GBP 91.80. Contents:

1. Introduction to Verilog HDL. 2. Data types in Verilog. 3. Abstraction levels in Verilog: Behavioral, RTL, and structural. 4. Semantic model for Verilog HDL. 5. Behavioral modeling. 6. RTL and structural modeling. 7. Mixed structural, RTL, and behavioral design. 8. System tasks and functions. 9. Compler directives. 10. Interactive simulation and debugging. 11. System examples. 12. Synthesis with Verilog. 13. Verilog subset for logic synthesis. 14. Special considerations in synthesizing Verilog. 15. Specify blocks---Timing descriptions. 16. Programming lan- guage interface. 17. Strength modeling with transistors. 18. Standard delay format. 19. Verilog-A and Verilog-MS. 20. Simulation speedup techniques. Appendices. A. Formal syntax definition for Verilog HDL. B. Verilog subset for logic synthesis. C. Programming language interface (PLI) header file---vriuser.h.D. Programming language interface (PLI) header file--acc_user.h. E. Programming language interface (PLI) header file---vpi_user.h file. F. Formal syntax definition of SDF. G. List of examples. H. References. Index.

Time-Varyinq Systems and Computations. By Patrick Dewilde and Alle-Jan Van Der Veen. Kluwer Academic Publishers, Boston, MA. (1998). 459 pages. $122.00, NLG 280.00, GBP 83.00. Contents:

Preface. Acknowledgments. 1. Introduction. I. Realization. 2. Notation and properties of non-uniform spaces. 3. Time-varying state space realizations. 4. Diagonal algebra. 5. Operator realization theory. 6. Isometric and inner operators. 7. Inner-outer factorization and operator inversion. II. Interpolation and approximation. 8. J-unitary operators. 9. Algebraic interpolation. 10. Hankel-norm model reduction. 11. Low-rank matrix approximation and subspace tracking. III. Factorization. 12. Orthogonal embedding. 13. Spectral factorization. 14. Lossless cascade factorizations. 15. Conclusion. Appendices. A. Hilbert space definitions and properties. References. Glossary of notation. Index.

Linqo in a Nutshell: A Desktop Quick Reference. By Bruce A. Epstein. O'Reilly, Sebastopol, CA. (1998). 609 pa- ges. $19.95. Contents:

Preface. I. Lingo basics. 1. How Lingo thinks. 2. Events, messages, and scripts. 3. Lingo coding and debugging tips. 4. Lingo internals. II. Lingo data types and expressions. 5. Data types and expressions. 6. Lists. 7. Strings. 8. Math (and gambling). III. Lingo events. 9. Mouse events. 10. Keyboard events. 11. Timers and dates. IV. Applied Lingo. 12. Behaviors and parent scripts. 13. Lingo xtras and xobjects. 14. External files. 15. The MUI dialog xtra. V. Lingo command reference. 16. Enumerated values. 17. Changed, undocumented, and misdocumented Lingo.18. Lingo keyboard and command summaryu. 19. The Lingo symbol table. VI. Appendixes. A. ASCII codes and key codes. B. Changes in D6 through D6.5. C. Case-sensitivity, sort order, diacritical marks, and space-sensitivity. D. The DIRECTOR.INI and LINGO.INI files. E. Error messages and error codes. Glossary. Index.

Computational Visualization: Gravhics. Abstraction, and lnteracti~it~. By Thomas Strothotte. Springer-Verlag, Berlin. (1998). 459 pages. $64.95, DM 98.00, 6S 716.00, sFr 89.50, GBP 37.50. Contents:

I. Introduction. 1. New challenges for computer visualization. 2. Exploration of complex information spaces (Bernhard Preim). 3. Enrichment and reuse of geometric models (Bernhard Preim and Axel Hoppe). II. Con- trolling detail. 4. Rendering line drawings for illustrative purposes (Stefan Schlechtweg and Andreas Raab). 5. Rendering line drawings of curved surfaces (Frank Godeuschweger and Hubert Wagener). 6. Pixel-oriented renderings of line drawings (Oliver Deussen). 7. Measuring and highlighting in graphics (Axel Hoppe and Kathrin Liidicke). III. Adaptive zooming and distoring graphics. 8. Distortions and displacements in 2D (Rainer Michel and J~rg Hamel). 9. Zooming in 1, 2, and 3 dimensions (Andreas Raab and Michael Riiger). 10. Zoom navigation (Michael Riiger, Bernhard Preim and All Ritter). IV. Textual methods of abstraction. 11. From graphics to pure text (Ian Pitt). 12. Figure captious in visual interfaces (Bernhard Preim and Rainer Michel). 13. Interactive 3D il- lustrations with images and text (Bernhard Preim). V. Abstraction in time. 14. Animating non-photorealistic computer graphics (Malc Masuch and Frank Godenschweger). 15. Interaction facilities and high-level support for animation design (P~lf Helbing and Bernhard Preim). VI. Abstractions in interactive systems. 16. Zoom navigation in user interfaces (Michael Riiger, Kornelia Ullrich and Ian Pitt). 17. Interactive medical illustrations (Stefan Schlechtweg and Hubert Wagener). 18. Rendering gestural expressions (Frank Godenschweger and Hubert Wagener). 19. Animation design for simulation (Ralf Helbing). VII. Abstraction for specialized output. 20. Tactile maps for blind people (Ralner Michel). 21. Synthetic holography (Alf Ritter and Hubert Wagener). VIII. Epilog. 22. Abstraction versus realism: Not the real question (JSrg R.J. Schirra and Martin Scholz). 23. Integrating spatial and nonspatial data. Copyrights. Bibliography. Index of names. Subject index. Contributors.