WOLFRAM

Enable JavaScript to interact with content and submit forms on Wolfram websites. Learn how
Wolfram Language & System Documentation Center

Underflow []

represents a number too small to represent explicitly on your computer system.

Examples  
Basic Examples  
Scope  
Properties & Relations  
See Also
History
Cite this Page

Underflow []

represents a number too small to represent explicitly on your computer system.

Examples

open all close all

Basic Examples  (1)

Scope  (1)

Underflow [] plus any approximate number gives that number:

Properties & Relations  (3)

Underflow [] is considered a Real number:

Underflow [] has a smaller magnitude than any explicit number:

The reciprocal of Underflow [] is Overflow []:

See Also

$MinNumber   Overflow

Function Repository: NaNQ   ReplaceNaN

History

Introduced in 1988 (1.0)

Wolfram Research (1988), Underflow, Wolfram Language function, https://reference.wolfram.com/language/ref/Underflow.html.

Text

Wolfram Research (1988), Underflow, Wolfram Language function, https://reference.wolfram.com/language/ref/Underflow.html.

CMS

Wolfram Language. 1988. "Underflow." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/Underflow.html.

APA

Wolfram Language. (1988). Underflow. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/Underflow.html

BibTeX

@misc{reference.wolfram_2025_underflow, author="Wolfram Research", title="{Underflow}", year="1988", howpublished="\url{https://reference.wolfram.com/language/ref/Underflow.html}", note=[Accessed: 09-January-2026]}

BibLaTeX

@online{reference.wolfram_2025_underflow, organization={Wolfram Research}, title={Underflow}, year={1988}, url={https://reference.wolfram.com/language/ref/Underflow.html}, note=[Accessed: 09-January-2026]}

Top [フレーム]

AltStyle によって変換されたページ (->オリジナル) /