FRTSearch License
=================

Copyright (c) 2024 Bin Zhang and contributors

This project contains code modified from PRESTO (PulsaR Exploration and 
Search TOolkit), which is licensed under the GNU General Public License v2.0.

Original PRESTO project: https://github.com/scottransom/presto
Original Authors: Scott Ransom, Patrick Lazarus, and contributors

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Modified Files from PRESTO:
- utils/spectra.py
- utils/psrfits.py  
- utils/filterbank.py
- utils/waterfaller_zhang.py

These files have been modified to support FRTSearch functionality.

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GNU GENERAL PUBLIC LICENSE Version 2.0

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

For the full text of GPL v2.0, see: https://www.gnu.org/licenses/gpl-2.0.html

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Third-Party Dependencies:
- PRESTO: https://github.com/scottransom/presto (GPL v2.0)
- Other dependencies as listed in requirements.txt

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Citation:
If you use FRTSearch in your research, please cite the original PRESTO paper
and the FRTSearch paper (if available).
