'INT

integrate(cos(x),2,4) = -1.6661

	{EDIT} Prog {FNC}: cos(Ans)
	Prog {INT}
[?
	2
]?
	4
E?
	5
-1.6661

A: level control
B: error
C: level control
D: inner dependant
E: inner dependant
F: inner dependant
G: lower limit
H: upper limit
I: outer dependant
J: outer dependant
K: inner independant
L: inner independant

O: answer

Ans: interface with Prog {FNC}
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