Function Tug of War Tournament
As n
∞
What function is going to win?
(which function will output the larger value)
New Rule
•
The losing function from the previous
tournament gets a constant helper
•
The constant value can be any number
Bracket
c (n
2+ n)
(n
3-
n
2)
n
3+
n
2c (2n
2+ 3log(n))
3n
5+ (log(n))
4c ((n
4+ n
2+ 1) / (n
4+ 1))
log(n
n)
c (log(n!))
Function Tug of War
c (n
2
+ n) --- n
3
– n
2
As n -> ∞
5
0 2 4 6 8 10 12 14 16 18 20
0 1000 2000 3000 4000 5000 6000 7000 8000
Function Growth Rate: C = 1.25
c(n^2 + n) n^3 - n^2
n
f(
0 2 4 6 8 10 12 14 16 18 20 0
1000 2000 3000 4000 5000 6000 7000 8000
Function Growth Rate: C = 1.5
c(n^2 + n) n^3 - n^2
n
f(
7
0 2 4 6 8 10 12 14 16 18 20
0 2000 4000 6000 8000 10000 12000 14000
Function Growth Rate: C = 30
c(n^2 + n) n^3 - n^2
n
f(
0 5 10 15 20 25 30 35 40 45 50 0
20000 40000 60000 80000 100000 120000 140000
Function Growth Rate: C = 30
c(n^2 + n) n^3 - n^2
n
f(
9
0 10 20 30 40 50 60 70 80 90 100
0 200000 400000 600000 800000 1000000 1200000
Function Growth Rate: C = 50
c(n^2 + n) n^3 - n^2
n
f(
Function Tug of War
c (n
2
+ n) --- n
3
– n
2
As n
∞
Who is going to win?
Function Tug of War
n
3+
n
2--- c(
2n
2+ 3log(n)
)
As n
∞
Who is going to win?
0 2 4 6 8 10 12 14 16 18 20 0
1000 2000 3000 4000 5000 6000 7000 8000 9000
Function Growth Rate: C = 1.5
c (2n^2 + 3(log(n))) n^3 + n^2
n
f(
13
0 2 4 6 8 10 12 14 16 18 20
0 1000 2000 3000 4000 5000 6000 7000 8000 9000
Function Growth Rate: C = 10
c (2n^2 + 3(log(n))) n^3 + n^2
n
f(
0 5 10 15 20 25 30 35 40 45 50 0
20000 40000 60000 80000 100000 120000 140000
Function Growth Rate: C = 10
c (2n^2 + 3(log(n))) n^3 + n^2
n
f(
15
0 10 20 30 40 50 60 70 80 90 100
0 200000 400000 600000 800000 1000000 1200000
Function Growth Rate: C = 30
c (2n^2 + 3(log(n))) n^3 + n^2
n
f(
Function Tug of War
n
3+
n
2--- c(
2n
2+ 3log(n)
)
As n
∞
Who is going to win?
Function Tug of War
3n
5+ (log(n))
4--- c
((n
4+ n
2+ 1) / (n
4+ 1))
As n
∞
Who is going to win?
0 1 2 3 4 5 6 7 8 9 10 0
50000 100000 150000 200000 250000 300000 350000
Function Growth Rate: C = 100,000
3n^5 + (log(n))^4 c ((n^4 + n^2 - 1) / (n^4 + 1))
n
f(
Function Tug of War
3n
5+ (log(n))
4--- c
((n
4+ n
2+ 1) / (n
4+ 1))
As n
∞
Who is going to win?
3n
5+ (log(n))
4Function Tug of War
log(n
n
)
--- c(log(n!))
As n
∞
21
0 2 4 6 8 10 12 14 16 18 20
0 10 20 30 40 50 60 70 80 90 100
Function Growth Rate: C = 1.25
log(n^n) c(log(n!))
n
f(
0 5 10 15 20 25 0 10 20 30 40 50 60 70 80 90 100
Function Growth Rate: C = 1.4
log(n^n) c(log(n!))
n
f(
23
0 10 20 30 40 50 60 70 80 90 100
0 100 200 300 400 500 600 700 800
Function Growth Rate: C = 1.4
log(n^n) c(log(n!))
n
f(
0 2 4 6 8 10 12 14 16 18 20 0
20 40 60 80 100 120 140
Function Growth Rate: C = 2
log(n^n) c(log(n!))
n
f(
Function Tug of War
log(n
n
)
--- c(log(n!))
As n
∞
Who is going to win?
c(log(n!))
Bracket
c (n
2+ n)
n
3-
n
2n
3+
n
2c (2n
2+ 3log(n))
3n
5+ (log(n))
4c ((n
4+ n
2+ 1) / (n
4+ 1))
log(n
n)
c (log(n!))
n
3-
n
2n
3+
n
23n
5+ (log(n))
4Function Tug of War
c(n
3-
n
2)
---
n
3+
n
2As n
∞
Who is going to win?
0 2 4 6 8 10 12 14 16 18 20 0 1000 2000 3000 4000 5000 6000 7000 8000 9000 10000
Function Growth Rate: C = 1.25
n^3 + n^2 c(n^3 - n^2)
n
f(
29
0 2 4 6 8 10 12 14 16 18 20
0 2000 4000 6000 8000 10000 12000
Function Growth Rate: C = 1.5
n^3 + n^2 c(n^3 - n^2)
n
f(
0 2 4 6 8 10 12 14 16 18 20 0
5000 10000 15000 20000 25000 30000 35000
Function Growth Rate: C = 4
n^3 + n^2 c(n^3 - n^2)
n
f(
Function Tug of War
c(n
3-
n
2)
---
n
3+
n
2As n
∞
Who is going to win?
c(n
3
-
n
2
)
Function Tug of War
3n
5+ (log(n))
4---
c(log(n!))
As n
∞
33
0 2 4 6 8 10 12 14 16 18 20
0 2000000 4000000 6000000 8000000 10000000 12000000
Function Growth Rate: C = 1.25
3n^5 + (log(n))^4 c(log(n!))
n
f(
0 2 4 6 8 10 12 14 16 18 20 0
2000000 4000000 6000000 8000000 10000000 12000000
Function Growth Rate: C = 500
3n^5 + (log(n))^4 c(log(n!))
n
f(
35
0 1 2 3 4 5 6 7 8 9 10
0 50000 100000 150000 200000 250000 300000 350000
Function Growth Rate: C = 5000
3n^5 + (log(n))^4 c(log(n!))
n
f(
Function Tug of War
3n
5+ (log(n))
4---
c(log(n!))
As n
∞
Who is going to win?
Bracket
n
2+ n
n
3-
n
2n
3+
n
22n
2+ 3log(n)
3n
5+ (log(n))
4(n
4+ n
2+ 1) / (n
4+ 1)
log(n
n)
log(n!)
c(n
3-
n
2)
n
3+
n
23n
5+ (log(n))
4c(log(n!))
3n
5+ (log(n))
4c(n
3-
n
2)
Function Tug of War
c(n
3-
n
2)
---
3n
5+ (log(n))
4As n
∞
39
0 2 4 6 8 10 12 14 16 18 20
0 2000000 4000000 6000000 8000000 10000000 12000000
Function Growth Rate: C = 1.25
3n^5 + (log(n))^4 c(n^3 - n^2)
n
f(
0 2 4 6 8 10 12 14 16 18 20 0
2000000 4000000 6000000 8000000 10000000 12000000
Function Growth Rate: C = 20
3n^5 + (log(n))^4 c(n^3 - n^2)
n
f(
41
0 2 4 6 8 10 12 14 16 18 20
0 2000000 4000000 6000000 8000000 10000000 12000000
Function Growth Rate: C = 200
3n^5 + (log(n))^4 c(n^3 - n^2)
n
f(
0 2 4 6 8 10 12 14 16 18 20 0
2000000 4000000 6000000 8000000 10000000 12000000 14000000 16000000
Function Growth Rate: C = 2000
3n^5 + (log(n))^4 c(n^3 - n^2)
n
f(
43
0 5 10 15 20 25 30 35 40 45 50
0 100000000 200000000 300000000 400000000 500000000 600000000 700000000 800000000 900000000 1000000000
Function Growth Rate: C = 2000
3n^5 + (log(n))^4 c(n^3 - n^2)
n
f(
Function Tug of War
c(n
3-
n
2)
---
3n
5+ (log(n))
4As n
∞
Who is going to win?
Bracket
n
2+ n
n
3-
n
2n
3+
n
22n
2+ 3log(n)
3n
5+ (log(n))
4(n
4+ n
2+ 1) / (n
4+ 1)
log(n
n)
log(n!)
n
3-
n
2n
3+
n
23n
5+ (log(n))
4log(n
n)
3n
5+ (log(n))
4n
3+
n
23n
5+ (log(n))
4