cdn_miyamoto {HadamardR} | R Documentation |
Checks Hadamard Matrix can be constructed using Ehlich's method.
cdn_miyamoto(order)
order |
integer |
In Miyamoto construction, if q= n/4 and q is a prime or prime power and q=1 (mod 4),then there exists an Hadamard Matrix of order n.
9 or NULL
Miyamoto, M. (1991). A Construction of Hadamard matrices. J. Math. Phy., 12, 311-320.
had_miyamoto
for Miyamoto's construction method.
cdn_miyamoto(20)
#q=5, is a prime number and q=1(mod 4).
#9
cdn_miyamoto(16)
#NULL