🔣 Polish Notation Converter

Convert and evaluate prefix notation

Example: + 3 4 or + * 2 3 4

How to Use This Calculator

1

Enter Expression

Type prefix notation expression (operator first).

2

Get Result

See infix conversion and evaluation.

Notation Types

Prefix (Polish): + 3 4 (operator first)

Infix: 3 + 4 (operator between)

Postfix (Reverse Polish): 3 4 + (operator last)

About Polish Notation Converter

The Polish Notation Converter converts and evaluates prefix notation (Polish notation) to infix notation and calculates results.

When to Use This Calculator

  • Computer Science: Expression parsing
  • Education: Learn notation types

Why Use Our Calculator?

  • ✅ Conversion: Prefix to infix
  • ✅ Evaluation: Calculate results
  • ✅ Educational: Learn notation
  • ✅ Completely Free: No registration required

Frequently Asked Questions

What is Polish notation?

Prefix notation where operators come before operands. Example: + 3 4 instead of 3 + 4.