* Included math to syntax when missing
* Included solveODE
* renamed initialStep as firstStep
* Included tests for solveODE
* Test the full state instead of the final state
* Fixed issue with tolerance
* Added unit signature for y0
* Included units test also for y0
* Included embedded docs and more tests
* Included error for tspan
* It works with bignumbers
* reduced calling bignumber
* extended the search for bignumbers
* The jsdocs is less ambiguous
* included tests for step options
* Allowed for 0 minStep
* Optimization to avoid checking the sign every step
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Co-authored-by: David Contreras <david.contreras@guentner.com>
Co-authored-by: Jos de Jong <wjosdejong@gmail.com>
