disclaimer: implementation is not rock solid industrial strength. Only for educational and illustrational purpose.
Update: 22.04.2016: bug detected - discriminant calculations does not work for B=0. sorry. to be fixed.
contact: c h r i s t e l @ c h r i s t e l . d k Don't hesitate to contact me in case of questions about the application.
Thank you very much for using this site! Thanks to all the students, teachers and professors around the planet who find this tool useful.
Thanks a lot in advance!
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