Libcint 6.1.2

• Fix a bug in near-zero integrals in int2e, int3c2e, int2c2e functions for general contracted basis

Libcint 6.1.1

• Fix bugs introduced in v6.0.0 when handling general contracted basis in cint2e

Libcint 6.1.0

Add new integral int1e_grids_ipip

Libcint 6.0.0

• Add polynomial root finder using the eigenvalue algorithm
• Fitting Rys roots of SR integrals with Chebyshev polynomials
• Remove GTG integrals which are erroneous in previous versions
• Remove coulerf integrals which has been covered by regular int2e functions

Libcint 5.5.0

• Supports Gaussian charge model for int1e_grids

Libcint 5.4.0

Add constant PTR_FRAC_CHARGE for QM/MM interface in PySCF

Libcint 5.3.0

• Improves rys-roots numerical stability in the near-zero limit

Libcint 5.2.2

Improves rys-roots finder accuracy
Filters some warning messages in rys-roots function

Libcint 5.2.1

• Improve error handling for SR-ERI integrals
• Optimize SR-ERI integral screening
• Fix approx_log bug for non-x86 architecture

Libcint 5.1.8

• Fix integer overflow error in CINTOpt initialization