Supercomputing 9th Russian Supercomputing Days, RuSCDays 2023, Moscow, Russia, September 25–26, 2023, Revised Selected Papers, Part I

Supercomputer Simulation: Application of HPC for Simulation of Sealant Influence on the Aircraft Assembly Process.- Block Algebraic Multigrid Method for Saddle-Point Problems of Various Physics.- Computational Efficiency of Iterative Methods for Solving Inverse Problems of Ultrasound Tomography.- Computer Memory Requirements for Matrix-Forming Approach to Global Stability Analysis of Fluid Flows.- CubicEoS.jl: Extensible, Open-Source Isothermal Phase Equilibrium Calculations for Fluids.- Efficiency and Accuracy of High-performance Calculations of the Electrostatic Energy of Thin Films Atomistic Clusters.- Field-Split Iterative Solver vs Direct One for Quasi-Static Biot Equation.- GPU-Accelerated Matrix Exponent for Solving 1D Time-Dependent Schrodinger Equation.- How to Make Lanczos-Montgomery Fast on Modern Supercomputers?.- Multi-Node GPU-Enabled Pseudo-Spectral Solver for Turbulence Problems.- Multicriteria Optimization of Chemical Reactions Using Interval Analysis. Parallel Scheme for Implementing the Computational Process.- Parallel Numerical Implementation 3D Wave Hydrodynamics and SWAN Models.- Parallel Numerical Simulation of Sonic Log for 3D Heterogeneous TTI Media.- Quantum-Chemical Study of Some Tris(pyrrolo)benzenes and Tris(pyrrolo)-1,3,5-triazines.- Reduced Precision Computations in the SL-AV Global Atmosphere Model.- Scalability of the INM RAS Earth System Model.- Simulation of Free-Surface Fluid Dynamics: Parallelization for GPUs.- Software Package USPARS for Large Sparse Systems of Linear Equations.- Supercomputer Search for Coagulation Factor XIIa Inhibitors in the Chinese National Compound Library.- Supercomputer Technologies for Ultrasound Nondestructive Imaging of Low-contrast Defects in Solids.- The Effect of Data Structuring on the Parallel Efficiency of the HydroBox3D Relativistic Code.- The Efficiency Optimization Study of a Geophysical Code on Manycore Computing Architectures.- Using Parallel Technologies to Calculate Fluid Dynamic Processes in a Fractured-Porous Reservoir Taking into Account Non-Isothermality.