Reports on Computational Mathematics, 2006

Following are the 2006 technical reports from the numerical computing group at the University of Iowa, principally from the Dept of Mathematics. These reports are available from our departmental anonymous ftp site. Click here to access that site. 


164 [.ps.gz, .pdf]. L.O. Jay and D. Negrut, Extensions of the HHT-α method to differential-algebraic equations in mechanics. March 2006.


165 [.ps.gz, .pdf]. L.O. Jay, A note on the symplectic Euler method for DAEs with holonomic constraints. July 2006.


166 [.pdf]. L.O. Jay, Specialized partitioned additive Runge-Kutta methods for systems of overdetermined DAEs with holonomic constraints. August 2006.


167 [.pdf]. O. Hansen, K. Atkinson, and D. Chien. On the norm of the hyperinterpolation operator on the unit disk. August 2006.


168 [.pdf]. S. Oliveira and F. Yang. An algebraic approach for H-matrix preconditioners. September 2006.


169 [.pdf]. S. Oliveira and F. Yang. H-matrix preconditioners for saddle-point systems from meshfree discretizations. September 2006.


170 [.pdf]. K. Atkinson and L. Shampine. Solving Fredholm integral equations of the second kind in MATLAB. December 2006.