PlanetMath (more info)
 Math for the people, by the people. Sponsor PlanetMath
Encyclopedia | Requests | Forums | Docs | Wiki | Random | RSS  
Login
create new user
name:
pass:
forget your password?
Main Menu
sections
Encyclopædia
Papers
Books
Expositions

meta
Requests (236)
Orphanage
Unclass'd (1)
Unproven (540)
Corrections (47)
Classification

talkback
Polls
Forums
Feedback
Bug Reports

downloads
Snapshots
PM Book

information
News
Docs
Wiki
ChangeLog
TODO List
Copyright
About
PlanetMath Encyclopedia
You can also browse by: subject | popularity | latest modified | latest added
0 - 5 entries
1 - 13 entries
1-1 correspondence (=bijection) owned by mathcam
$(1 + 1/n)^n$ is an increasing sequence owned by rspuzio
1-4-2 Problem (=Collatz problem) owned by akrowne
15 Puzzle owned by PrimeFan
196's reverse and add sequence to 1000 terms owned by PrimeFan
examples of 1-automorphic numbers owned by PrimeFan
$(-1)\cdot a= -a$ (=minus one times an element is the additive inverse in a ring) owned by alozano
1-form (in differential form) owned by rmilson
$(1+\frac{\alpha}{n})^n$ is monotone for large $n$ owned by uriw
1L-system (in Lindenmayer system) owned by CWoo
1-parameter subgroup (=one-parameter subgroup) owned by CWoo
1st quadrant (in quadrant) owned by Mathprof
1 to 1 correspondence (=bijection) owned by mathcam
2 - 21 entries
3 - 9 entries
4 - 5 entries
5 - 4 entries
6 - 2 entries
9 - 2 entries
A - 1166 entries
B - 695 entries
C - 2325 entries
D - 974 entries
E - 948 entries
F - 856 entries
G - 687 entries
H - 737 entries
I - 925 entries
J - 178 entries
K - 249 entries
L - 1001 entries
M - 907 entries
N - 638 entries
O - 458 entries
P - 1518 entries
Q - 323 entries
R - 1000 entries
S - 2058 entries
T - 852 entries
U - 400 entries
V - 260 entries
W - 328 entries
X - 8 entries
Y - 22 entries
Z - 99 entries
8694 entries total.
15221 concepts total.
Interact
add