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PROJECTS
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Legacy

NSDE

The NSDE project is focused on research and development of nonlinear solvers and sensitivity analysis techniques for nonlinear, time-dependent, and steady-state partial differential equations.

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Legacy

PSUADE

The flourishing of simulation-based scientific discovery has also resulted in the emergence of the UQ discipline, which is essential for validating and verifying computer models.

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Legacy

ODEPACK

These Fortran solvers tackle the initial value problem for ODE systems. The collection includes solvers for systems given in both explicit and linearly implicit forms.

NEWS
Ulrike Yang photo

LLNL’s Yang honored among 2024 SIAM Class of Fellows

The Society for Industrial and Applied Mathematics (SIAM) announced the selection of Lawrence Livermore National Laboratory (LLNL) computational mathematician Ulrike Meier Yang as one of the 2024 Class of SIAM Fellows, the highest honor the organization bestows on its members.

The Milky Way and night sky above Rubin Observatory's Auxiliary Telescope. The auxiliary telescope is at the lower left, and the night sky is sprinkled with stars. The denser area of the Milky Way extends upward on the right, bulging wider toward the top. Dark tendrils of dust clouds weave through the bulge.

Machine learning tool fills in the blanks for satellite light curves

MuyGPs helps complete and forecast the brightness data of objects viewed by Earth-based telescopes.

Cerebras components installed in one of the Lassen racks

New research in time integration methods recognized at IEEE conference

Can novel mathematical algorithms help scientific simulations leverage hardware designed for machine learning? A team from LLNL’s Center for Applied Scientific Computing aimed to find out.