/
Solutions
Reference
Learn
Community
Web Interface Docs
Log in
Try Fastly free
/
Log in
Try Fastly free
Navigate to...
Compute@Edge
Fastly API
Fastly CLI
HTTP references
Image Optimizer
Glossary
Change log
VCL Reference
Declarations
Functions
Content negotiation
Cryptographic
Date and time
Floating point classifications
Headers
Math logexp
Math rounding
Math trig
math.acos
math.acosh
math.asin
math.asinh
math.atan
math.atan2
math.atanh
math.cos
math.cosh
math.sin
math.sinh
math.sqrt
math.tan
math.tanh
Miscellaneous
Query string
Randomness
Rate limiting
Strings
TLS and HTTP
Table
UUID
Operators
Regular expressions
Statements
Subroutines
Types
Variables
Home
Reference documentation
VCL Reference
Functions
Math trig
math.acos
math.acosh
math.asin
math.asinh
math.atan
math.atan2
math.atanh
math.cos
math.cosh
math.sin
math.sinh
math.sqrt
math.tan
math.tanh
Was this page helpful?
😀 Yes
😔 No
📝 Comment only
Tell us what worked and what we could do better.
Don't include sensitive information. If you need assistance, contact
support@fastly.com
.