### Table Of Contents

- SciPy 0.19.1 Release Notes
  - Authors
    - Issues closed for 0.19.1
    - Pull requests for 0.19.1

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SciPy 0.19.0 Release Notes

# SciPy 0.19.1 Release Notes

SciPy 0.19.1 is a bug-fix release with no new features compared to 0.19.0. The most important change is a fix for a severe memory leak in `integrate.quad`.

## Authors

- Evgeni Burovski
- Patrick Callier +
- Yu Feng
- Ralf Gommers
- Ilhan Polat
- Eric Quintero
- Scott Sievert
- Pauli Virtanen
- Warren Weckesser

A total of 9 people contributed to this release. People with a “+” by their names contributed a patch for the first time. This list of names is automatically generated, and may not be fully complete.

### Issues closed for 0.19.1

- #7214: Memory use in integrate.quad in scipy-0.19.0
- #7258: `linalg.matrix_balance` gives wrong transformation matrix
- #7262: Segfault in daily testing
- #7273: `scipy.interpolate._bspl.evaluate_spline` gets wrong type
- #7335: scipy.signal.dlti(A,B,C,D).freqresp() fails

### Pull requests for 0.19.1

- #7211: BUG: convolve may yield inconsistent dtypes with method changed
- #7216: BUG: integrate: fix refcounting bug in quad()
- #7229: MAINT: special: Rewrite a test of wrightomega
- #7261: FIX: Corrected the transformation matrix permutation
- #7265: BUG: Fix broken axis handling in spectral functions
- #7266: FIX 7262: ckdtree crashes in query_knn.
- #7279: Upcast half- and single-precision floats to doubles in BSpline...
- #7336: BUG: Fix signal.dfreqresp for StateSpace systems
- #7419: Fix several issues in `sparse.load_npz`, `save_npz`
- #7420: BUG: stats: allow integers as kappa4 shape parameters