df-mty - Mathbox for Mario Carneiro

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Definition df-mty 33344

Description: Define the type function in a Metamath formal system. (Contributed by Mario Carneiro, 14-Jul-2016.)

**Assertion**
Ref	Expression
df-mty	⊢ mType = Slot 3

**Detailed syntax breakdown of Definition df-mty**
Step	Hyp	Ref	Expression
1		cmty 33324	. 2 class mType
2		c3 11959	. . 3 class 3
3	2	cslot 16810	. 2 class Slot 3
4	1, 3	wceq 1539	1 wff mType = Slot 3

Colors of variables: wff setvar class

This definition is referenced by: (None)