October 6, 2026
Agentic AI 时代的“气宗”与“剑宗”：寻找知识的不变量
科研的“剑气之争”：Agentic AI时代的科学审美与知识不变量
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Copyright 2026 Alexandre Chern
About Me
PhD in Computer Science · Computational ScientistComputational Scientist
I build numerical methods and high-performance software for complex physical systems.
Research Interests
Computational Mathematics and Numerical PDEs
High Performance Computing (HPC) and GPU Computing
Matrix-free SBP-SAT finite difference methods and the multigrid preconditioner on GPUs
Computational Geophysics and Seismic Imaging
My Work
View my publications and citations on Google Scholar.Technical Blog
Notes on computational science, numerical methods, and high-performance computing.September 25, 2026
The AI Moat Paradox: Why Cloud Infrastructure is Heading for a Reality Check
The tech industry is currently locked in an unprecedented capital sprint, pouring hundreds of billions of dollars into centralized artificial intelligence infrastructure.
Read articleSeptember 24, 2026
SBP-SAT on GPU: closing the Triton–CUDA gap
SBP-SAT on GPU: closing the Triton–CUDA gap
Read articleSeptember 21, 2026
Human factors in AI-assisted development
Human factors in AI-assisted development
Read articleSeptember 19, 2026
Agentic Programming is Like Compilers
My thoughts on the agentic programming
Read articleSeptember 14, 2026
Porting 2-D SBP-SAT Operators to Triton
A practical look at translating a variable-coefficient SBP-SAT operator into race-free Triton kernels and measuring its scaling on an NVIDIA Tesla T4.
Read articleSeptember 7, 2026
Solving the 1D Poisson Equation with Julia
A compact finite-difference example that verifies second-order convergence and demonstrates the blog's Markdown support.
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