Pseudo Variables
The current built-in pseudo variables are:
| Name | Meaning |
|---|---|
i | imaginary unit |
j | imaginary unit |
e | base of natural logarithm |
pi | 3.141592... |
inf | infinity |
nan | not-a-number value |
false | boolean false |
true | boolean true |
gcf | handle to the current figure |
gca | handle to the current axes |
Notes
- Pseudo variables are reserved built-in names rather than ordinary user variables.
iandjboth represent the imaginary unit.gcfandgcaare graphics-handle pseudo variables.- In frontends without an active graphics backend,
gcfandgcamay not be available.
Related Topics
Current source basis:
pseudo.htmlPseudoVariables.html