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atan(x/2)

Limit of the function atan(x/2)

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         /x\
 lim atan|-|
x->oo    \2/
$$\lim_{x \to \infty} \operatorname{atan}{\left(\frac{x}{2} \right)}$$
Limit(atan(x/2), x, oo, dir='-')
Lopital's rule
There is no sense to apply Lopital's rule to this function since there is no indeterminateness of 0/0 or oo/oo type
The graph
Other limits x→0, -oo, +oo, 1
$$\lim_{x \to \infty} \operatorname{atan}{\left(\frac{x}{2} \right)} = \frac{\pi}{2}$$
$$\lim_{x \to 0^-} \operatorname{atan}{\left(\frac{x}{2} \right)} = 0$$
More at x→0 from the left
$$\lim_{x \to 0^+} \operatorname{atan}{\left(\frac{x}{2} \right)} = 0$$
More at x→0 from the right
$$\lim_{x \to 1^-} \operatorname{atan}{\left(\frac{x}{2} \right)} = \operatorname{atan}{\left(\frac{1}{2} \right)}$$
More at x→1 from the left
$$\lim_{x \to 1^+} \operatorname{atan}{\left(\frac{x}{2} \right)} = \operatorname{atan}{\left(\frac{1}{2} \right)}$$
More at x→1 from the right
$$\lim_{x \to -\infty} \operatorname{atan}{\left(\frac{x}{2} \right)} = - \frac{\pi}{2}$$
More at x→-oo
Rapid solution [src]
pi
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2 
$$\frac{\pi}{2}$$
The graph
Limit of the function atan(x/2)