Unified Modeling Language™ (UML®) Version 2.5

• http://www.omg.org/spec/UML/2.5

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Initial Pseudostate

• An entry point where everything starts from

UML	SML
	* "idle"_s

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Terminate Pseudostate

• A state which terminates the state machine (there is no escape from)

UML	SML
	sml::X

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External transition

• Conditionally updates the current state

UML	SML
	"src_state"_s + event [ guard ] / action = "dst_state"_s

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Anonymous transition

• transition without a trigger (event)

UML	SML
	"src_state"_s = "dst_state"_s

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