Supremum and Infimum | l.u.b. and g.l.b. | Real analysis | bounded sets |bsc 2nd year | bekaar maths

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Bounded sets - supremum and infimum | Real analysis | bsc 2nd year | lub and glb | bekaar maths
Suprema and infima
Supremum and infimum
Sup. And inf.
least upper bound and greatest lower bound
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chapters 👉
0:00 introduction
0:15 bounded above
4:57 bounded below
7:11 bounded set
8:21 supremum(l.u.b.) and infimum(g.l.b.)
8:45 l.u.b. (sup.)
12:20 g.l.b. (inf.)
15:14 example 1
19:49 example 2
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the least upper bound (sup or supremum) of the empty set is negative infinity, while the greatest lower bound (inf or infimum) is positive infinity.


Why ?

shivamjamwal
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Aapki video, s bhot helpful hai or teaching way bhi bhot acha h
Keep it up and upload next topic as soon as possible.

laxmibhatia
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Thank you sir for this amazing explanation❤❤

versatiletushar
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Thanku sir ❤baki to kisi ka kuch samjh ni aa rha..
But apki videos se ek ek concept clear ho rha he

mansikapoor