Replaces general-purpose linear algebra libraries for specialized quantum many-body calculations. Implements efficient algorithms for Matrix Product States (MPS) and Density Matrix Renormalization Group (DMRG).
Tech Stack
C++Physics & Astronomy
Why ITensor?
• Highly optimized C++ core
• Intelligent index management
• Extensive physics documentation
Limitations
• Steep learning curve
• Requires C++ compilation
• Complex dependency chain
2/23/2026
Last Update
170
Forks
86
Issues
Apache-2.0
License
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