30 packages found
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Parse simple expressions, in a language of your own description
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Quick calculation from string
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Convert infix to RPN notation, and solve it
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Forth style syntax layer/compiler & CLI for the @thi.ng/pointfree DSL
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Command-line RPN Calculator.
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The shunting yard algorithm transforms a mathematical expression from infix notation into a reversed polish notation (postfix). This is a really extensible implementation.
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revers polish notation calculator
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Reverse Polish notation calculator
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Boolean, Logical, And OR NOT Expression Parser
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calculate a given RPN expression in javascript
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A simple logical parser as an npm module
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RPN infix to posfix
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Reverse Polish Notation - Javascript implementation
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rpn calculator
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Move conditional logic out of source code and database triggers and into a reusable package, where explicit rules can be independently defined and managed.
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- archetype-pattern
- boolean-logic
- facts
- json
- node
- node-module
- node.js
- nodejs
- rpn
- rule-context
- rule-engine
- rule-override
- rule-overrides
- rule-set
- View more
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An expression tree system for node.js. This library provides methods to parse Reverse Polish Notation (RPN) and useful functions to analyse and work with expression trees.
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calculator for natural formula like "1+2+3" for result 6, support custom function like sqrt(20) also whatever you want
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Simple node.js expression parser and evaluator using shunting-yard and reverse polish notation algorithms
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for natural formula like "1+2+3" for result 6, support custom function like sqrt(20) also whatever you want