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Sign Function Calculator Reference Values

Return the sign of a number as -1, 0, or 1 using Math.sign.

Author

Dr. Mateo Silva Herrera

Math editorial contributor

Colombian urban planner with a PhD from UCL, designing resilient infrastructure for flood-prone cities

Reviewed for accuracy by

Prof. Kenji Tanaka

Math content reviewer

Japanese materials scientist at Kyoto University, known for breakthroughs in sustainable polymer research

Last updatedFebruary 22, 2026

PublishedFebruary 22, 2026

Table of Contents

  1. All value pages
  2. Reference table
  3. FAQs
  4. Methodology and review
  5. Related conversions

Reference Value Index

This page lists 27 reference values for quick browsing and lookup.

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All Reference Values

Reference Table

Sign Function Calculator reference values
Numbersign(x)
-10.75 Number-1 Sign
-9.5 Number-1 Sign
-8.25 Number-1 Sign
-7.1 Number-1 Sign
-6.5 Number-1 Sign
-5.01 Number-1 Sign
-4.5 Number-1 Sign
-3.33 Number-1 Sign
-2.5 Number-1 Sign
-1.2 Number-1 Sign
-0.99 Number-1 Sign
-0.5 Number-1 Sign
-0.1 Number-1 Sign
0 Number0 Sign
0.1 Number1 Sign
0.5 Number1 Sign
0.99 Number1 Sign
1.2 Number1 Sign
2.5 Number1 Sign
3.33 Number1 Sign
4.5 Number1 Sign
5.01 Number1 Sign
6.5 Number1 Sign
7.1 Number1 Sign
8.25 Number1 Sign
9.5 Number1 Sign
10.75 Number1 Sign

Frequently Asked Questions

Frequently asked questions for Sign Function Calculator and its reference values.

What does the Sign Function Calculator calculator do?

It helps with determining direction, sign, or polarity in algebra and programming logic.

What formula does the Sign Function Calculator calculator use?

sign(x) returns -1 for negative values, 0 for zero, and 1 for positive values.

What inputs are valid?

Any finite number is valid.

When would I use this?

determining direction, sign, or polarity in algebra and programming logic

Methodology and Review

Each row on this page links to a value detail page derived from the same conversion data file as the main calculator and reference table. This reduces inconsistencies across page variants.

Editorial metadata and structured data are rendered across the converter page and linked value pages. Review policies are documented in our review process and editorial policy.