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- Multiple ChoicePlease save your changes before editing any questions.
Who discover the Measure theory on Mathematics ?

Gerry Lebesgue

Henry Lebesgue

Cantor

Euclide

- Multiple ChoicePlease save your changes before editing any questions.
A topology τ of a subset of X={a,b,c} is a trivial topology if

τ={Φ,x,a}

τ={Φ,x}

τ={Φ,x,a,b}

τ={Φ,x,a,b,c}

- Multiple ChoicePlease save your changes before editing any questions.
For a subset A of a matric space X then which is the following statements is true ?

A̅=AUA′

A̅=A if A is closed

int A is smallest closed set

A̅ is closed set

- Multiple ChoicePlease save your changes before editing any questions.
A topology τ of a subset of X={a,b,c} .then which of the following is topology.

τ

_{1={a,b,c}}τ

_{2={{a},{a,b,c}}}τ

_{3={{a},{b},{a,b,c}}}All of the above

- Multiple ChoicePlease save your changes before editing any questions.
A topology τ of a subset of X={a,b,c} .then which of the following is not topology.

τ

_{1={{a},{a,b,c}}}τ

_{2={{a},{b},{a,b,c}}}τ

_{3 = }{Φ,X}τ

_{4 ={{a,b},{b,c},{a,b,c}}}