Selected Papers on Discrete Mathematics Book

1	Combinatorial Analysis and Computers	1
2	Two Notes on Notation	15
3	Bracket Notation for the 'Coefficient of' Operator	45
4	Johann Faulhaber and Sums of Powers	61
5	Notes on Thomas Harriot	85
6	A Permanent Inequality	89
7	Overlapping Pfaffians	105
8	The Sandwich Theorem	123
9	Combinatorial Matrices	177
10	Aztec Diamonds, Checkerboard Graphs, and Spanning Trees	187
11	Partitioned Tensor Products and Their Spectra	193
12	Oriented Subtrees of an Arc Digraph	203
13	Another Enumeration of Trees	209
14	Abel Identities and Inverse Relations	221
15	Convolution Polynomials	225
16	Polynomials Involving the Floor Function	257
17	Construction of a Random Sequence	265
18	An Imaginary Number System	271
19	Tables of Finite Fields	277
20	Finite Semifields and Projective Planes	305
21	A Class of Projective Planes	345
22	Notes on Central Groupoids	357
23	Huffman's Algorithm via Algebra	377
24	Wheels Within Wheels	387
25	Complements and Transitive Closures	393
26	Random Matroids	405
27	The Asymptotic Number of Geometries	425
28	Permutations with Nonnegative Partial Sums	429
29	Efficient Balanced Codes	433
30	The Knowlton-Graham Partition Problem	439
31	Permutations, Matrices, and Generalized Young Tableaux	445
32	Enumeration of Plane Partitions	465
33	A Note on Solid Partitions	483
34	Identities from Partition Involutions	493
35	Subspaces, Subsets, and Partitions	511
36	The Power of a Prime That Divides a Generalized Coefficient	515
37	An Almost Linear Recurrence	525
38	Recurrence Relations Based on Minimization	537
39	A Recurrence Related to Trees	565
40	The First Cycles in an Evolving Graph	585
41	The Birth of the Giant Component	643
	Index	793