IFEFFIT is Open Source software. The source code and documentation are copyrighted and distributed under the terms of the following license: Copyright (c) 1997--2000 Matthew Newville, The University of Chicago Copyright (c) 1992--1996 Matthew Newville, University of Washington Permission to use and redistribute the source code or binary forms of this software and its documentation, with or without modification is hereby granted provided that the above notice of copyright, these terms of use, and the disclaimer of warranty below appear in the source code and documentation, and that none of the names of The University of Chicago, University of Washington, or the authors appear in advertising or endorsement of works derived from this software without specific prior written permission from all parties. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THIS SOFTWARE.