- 
Add the dependency to your shard.yml:dependencies: eeeval: github: eltony81/easy_expression_eval 
- 
Run shards install
require "eeeval"
expression = "(14.2 + 14.2) * 4 / 2 * 10.5 ^ (2 / 0.5) + sin(2^1+cos(2+7.9-6))"
result = EEEval::CalcFuncParser.evaluate(expression)
puts resultNote: the current implementation does support log exp sin cos sqrt tan atan asin acos exp2 log10 log2 functions
- Fork it (https://github.com/your-github-user/eeeval/fork)
- Create your feature branch (git checkout -b my-new-feature)
- Commit your changes (git commit -am 'Add some feature')
- Push to the branch (git push origin my-new-feature)
- Create a new Pull Request
- eltony81 - creator and maintainer