List of Tables

1. Mean Error
2. Execution time
3. Optimization algorithms
4. Basic gates: complexity
5. Full-adder: delay optimization 
6. Agreements of targets 
7. Full-adder: delay and power optimization 
8. Full-adder: optimizations comparison
9. Library gates list
10. Delay decreasing and energy increasing (both relative) in a delay optimization. 
11. Elapsed time and total number of function evaluations for a full-delay optimization with HSPICE -- on a ULTRA-sparc 5  
12. Constrained delay optimization of a few $0.25\,\mathrm{\mu m}$ gates. 
13. Delay worsening and energy improvement between a full delay optimization and delay-power optimization