4:49
how negative number was invented in BC? by equations?
107 views • 2 months ago
4:09
if A⊈A, what happens to empty set? (if any set is not a subset of itself)
602 views • 3 months ago
4:09
number line, who invented? why and when? --math history--
104 views • 3 months ago
4:19
Associative property made Gauss a great mathematician!
15 views • 3 months ago
3:40
∅∩∅=?, ∅-∅=? empty set operation, how to solve?
1K views • 3 months ago
3:45
why Zeno's paradox was presented? due to Pythagoras? --proof by contradiction--
73 views • 3 months ago
4:40
who invented zero? why in Mesopotamia? -- 0 history --
121 views • 3 months ago
3:42
Empty set, why invented? - birth history of empty set -
111 views • 3 months ago
4:12
Commutative property made Gauss a great mathematician!
42 views • 4 months ago
5:00
guinness record numbers related to Christmas!
39 views • 4 months ago
4:16
numbers & statistics about Christmas, globally! -'white Xmas' to '0 Xmas'-
28 views • 4 months ago
4:38
why 7 members of BTS & 7 Dwarfs in Snow-White ? [math of symbol]
21 views • 4 months ago
4:00
Pythagorean Theorem is in your smartphone! [resolution & ppi]
24 views • 5 months ago
4:57
How Mary calculated 57×135 so quickly? -Trachtenberg math, movie 'Gifted'-
5.6K views • 5 months ago
4:30
why 1 is not a prime number? [math history of definition]
54 views • 5 months ago
5:04
why 1(one) was a prime number? [math history of definition]
132 views • 5 months ago
3:40
Find the number 7 in Snow-white & 7 Dwarfs! [symbol of 7]
42 views • 5 months ago
1:59
2, 4, 6, 8, (?) / 10 is foolish! Any number is genius! [secret of sequence rule]
96 views • 6 months ago
4:16
Math in Socratic method(ignorance) -Pythagorean theorem and √2-
25 views • 6 months ago
4:17
Gauss constructed Pythagorean Theorem in Siberia to conatct Aliens ? [application & history]
39 views • 6 months ago
3:22
Negative mass, already discovered! mathematical definition & negative number.
49 views • 6 months ago
3:58
Math in platform 9 & 3/4 of Harry Potter. why 9 and 3/4? [symbol of 9]
79 views • 6 months ago
End of Videos