# What is Exponential Time Hypothesis?

*Development · Last updated: October 27, 2026*

It is a theoretical approach that suggests that the solution time of some difficult problems increases exponentially as the amount of input increases.

## Overview

Although some operations in computer science seem simple, as the amount of data increases, they put a lot of pressure on the processor. This hypothesis argues that certain problems cannot be solved faster and will inherently take a lot of time. It is a criterion for software developers to understand how efficient an algorithm should be.

***Analogy:** It's like trying all the combinations on a lock, with the processing time increasing every time the password length increases.*

## How it works

More efficient methods are sought by taking this hypothesis into consideration during algorithm design.

## Where it is used

Cryptography appears in data analysis and complex optimization problems.

## Commonly confused with

It talks not only about slow running codes but also about the difficulty of solving the problem mathematically.

## Questions and answers

**How does this hypothesis affect software?**

It allows us to understand which problems are unsolvable and to use our resources correctly.

**Are all problems like this?**

No, it only applies to problems of certain complexity.

## Related terms

- [Computer Science](https://trescout.com/en/dictionary/computer-science/)
- [Algorithmic Trading](https://trescout.com/en/dictionary/algorithmic-trading/)
- [System Design](https://trescout.com/en/dictionary/system-design/)

This explanation was written in plain language for TreScout with AI and **machine-translated** from the Turkish original · the Turkish version prevails. If something looks wrong or missing, write to [hello@trescout.com](mailto:hello@trescout.com). [Read in Turkish →](https://trescout.com/dictionary/exponential-time-hypothesis/)

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Source: TreScout Dictionary · https://trescout.com/en/dictionary/exponential-time-hypothesis/