By Michael Joswig (auth.), Michael Joswig, Nobuki Takayama (eds.)

ISBN-10: 3642055397

ISBN-13: 9783642055393

ISBN-10: 3662051486

ISBN-13: 9783662051481

The e-book includes surveys and study papers on mathematical software program and algorithms. the typical thread is that the sphere of mathematical functions lies at the border among algebra and geometry. themes contain polyhedral geometry, removal concept, algebraic surfaces, GrÖ"obner bases, triangulations of aspect units and the mutual dating. This variety is observed by way of the abundance of obtainable software program platforms which frequently deal with in basic terms particular mathematical features. accordingly the volumes different concentration is on recommendations in the direction of the combination of mathematical software program platforms. This contains low-level and XML dependent high-level conversation channels in addition to basic frameworks for modular systems.

Show description

Read or Download Algebra, Geometry and Software Systems PDF

Similar geometry books

Handbook of Mathematical Functions: with Formulas, Graphs, and Mathematical Tables (Dover Books on Mathematics)

Scholars and pros within the fields of arithmetic, physics, engineering, and economics will locate this reference paintings worthy. A vintage source for operating with unique capabilities, ordinary trig, and exponential logarithmic definitions and extensions, it gains 29 units of tables, a few to as excessive as 20 areas.

Calculus: Early Transcendental Functions

Scholars who've used Smith/Minton's "Calculus" say it's more uncomplicated to learn than the other math booklet they have used. Smith/Minton wrote the booklet for the scholars who will use it, in a language that they comprehend, and with the expectancy that their backgrounds could have gaps. Smith/Minton supply unheard of, reality-based purposes that entice scholars' pursuits and show the beauty of math on this planet round us.

Effective Methods in Algebraic Geometry

The symposium "MEGA-90 - powerful equipment in Algebraic Geome­ test" used to be held in Castiglioncello (Livorno, Italy) in April 17-211990. the topics - we quote from the "Call for papers" - have been the fol­ lowing: - powerful equipment and complexity matters in commutative algebra, professional­ jective geometry, actual geometry, algebraic quantity concept - Algebraic geometric equipment in algebraic computing Contributions in similar fields (computational features of workforce idea, differential algebra and geometry, algebraic and differential topology, and so forth.

Extra info for Algebra, Geometry and Software Systems

Example text

But every (n - 1)face (n-subset of E) (if there exists any) corresponds to a truth-assignment to the variables (which uses exactly one value for each variable) and satisfies the formula. These subsets are counted by fn-l (Ll). Hence computing f n-l is #P-complete and computing the f-vector of Ll is #P-hard. Moreover this shows that computing the dimension of a simplicial complex given by the minimal non-faces is NP-hard. Part II. We now construct a simplicial complex Ll (the dual complex) which is given by facets.

Whenever we talk about polynomial reductions this refers to polynomial time Turing-reductions. For some of the problems Some Algorithmic Problems in Polytope Theory 25 the output can be exponentially large in the input. , an algorithm whose running time can be bounded by a polynomial in the sizes of the input and the output (in contrast to a polynomial time algorithm whose running time would be bounded by a polynomial just in the input size). Note that the notion of "polynomial total time" only makes sense with respect to problems which explicitly require the output to be non-redundant.

18. US-ORIENTATION . . . . . . . . . . . . . . . . . . . . Isomorphism ....................... . . . . . . . . . . . . . 19. AFFINE EQUIVALENCE OF V-POLYTOPES. . . . . . . . . .. 20. COMBINATORIAL EQUIVALENCE OF V-POLYTOPES. . . . . .. 21. POLYTOPE ISOMORPHISM. . . . . . . . . . . . . . . . .. 22. ISOMORPHISM OF VERTEX-FACET INCIDENCES. . . . . . . .. 23. SELFDUALITY OF POLYTOPES. . . . . . . . . . .

Download PDF sample

Algebra, Geometry and Software Systems by Michael Joswig (auth.), Michael Joswig, Nobuki Takayama (eds.)


by Kevin
4.2

Rated 4.86 of 5 – based on 8 votes