2 papers
cs.CR2000
Security of the Cao-Li Public Key Cryptosystem
Lek-Heng Lim
We show that the Cao-Li cryptosystem proposed in \cite{CL1} is not secure. Its private key can be reconstructed from its public key using elementary means such as LU-decomposition…
math.FA2000
A Direct Integral Decomposition of the Wavelet Representation
Lek-Heng Lim, Judith A. Packer, Keith F. Taylor
In this paper we use the concept of wavelet sets as introduced by X. Dai and D. Larson, to decompose the wavelet representation of the discrete group associated to an arbitrary $n…