Any mention of commercial products within DLMF web pages is for information
only; it does not imply recommendation or endorsement by NIST.
Use of DLMF Information & Copyrighted Material
These World Wide Web pages are provided as a public service by the
National Institute of Standards and Technology (NIST).
Most information presented on these pages is considered public information
and may be distributed or copied.
Use of appropriate byline/photo/image credits is requested.
The information we receive depends upon what you do when visiting our site.
We collect no personally identifying information about you
when you visit our site, unless you choose to provide that information
to us.
If you visit our site to read or download information, we collect
and store only the following information:
The name of the internet domain from which you accessed our site and the
Internet Protocol (IP) address or host name which may or
may not identify a specific computer.
The date and time you access our site.
The pages you visit.
The Internet address of the website from which you linked directly
to our site.
This information may be preserved in web access logs for an indefinite period
of time. The data are used to prevent security breaches, insure the integrity of
data on our servers and to summarize usage of our systems. We do not collect
information through use of cookies. Other than the information described above
which is collected from all visitors, we do not collect any information on-line
from children.
If you identify yourself by sending an E-mail containing personal
information:
You also may decide to send us personally identifying information
(for example, your mailing address) in an electronic mail message
or web-based form requesting that information or products be mailed
to you. Information collected in this manner is used solely for responding
to your request unless noted in the specific web page where your request
is made.
SITE MANAGEMENT
Information from both categories is collected for statistical purposes.
This Government computer system uses software programs to create
summary statistics,
which are used for such purposes as assessing the number of visitors
to the different sections of our site, what information is of most
and least interest, determining technical design specifications, and
identifying system performance or problem areas.
SITE SECURITY
For security purposes and to ensure that this service remains available
to all users, this Government
computer system employs software programs to monitor network traffic
to identify unauthorized attempts to upload or change information,
or otherwise cause damage. Unauthorized modification of any information
stored on this system may result in criminal prosecution.
Note:
NIST is not responsible for the privacy practices employed by non-NIST
sites that may link to the NIST website.
