Supremum
Suppose
is bounded above. A number
is the supremum of
if
is an upper bound of
and any number less the
is not an upper bound of
. We write
= sup 









Infimum
Suppose
is bounded below. A number
is the infimum of
if
is a lower bound of
and any number greater the
is not a lower bound of
. We write
= inf 









Converges to a number L
A sequence {
} converges to a number
if
Z
. The number
is called the limit of the sequence and the notation 






Bounded Below
The set
is bounded below if there is a number
such that
. The number
is called a lower bound of
.





Bounded Above
The set
is bounded above if there is a number
such that
. The number
is called an upper bound of
.





Bounded
The set
is bounded if there is a number
such that
. The number
is called a bound for
.





Interval
A set
of real numbers is an interval iff
contains at least 2 points and for any two points
, every real number between
and
belong to
as well.






Finite
A set
is finite if it is empty or if its elements can be put in a one to one correspondence with the set {1,2,...,n} for some n.

Countably Infinite
The set
is countably infinite if its elements can be put in a one to one correspondence with the set of positive integers

Subsequence
Let
be a squence and let
be a strictly increasing sequence of positive integers.
The sequence
is called a subsequence of 


The sequence


Order
<, on a set
is a relation with the following properties;
Trichotomy, if
, then only 1 of the following holds;
or 
Transitivity,
, if
and 

Trichotomy, if



Transitivity,



Field
A non empty set,
, with
, with 2 operations, + and * w the following properties;


Closure | ![]() | ![]() |
Commutative | ![]() | ![]() |
Associative | ![]() | ![]() |
Identity | ![]() | ![]() |
Inverse | ![]() | ![]() |
Distributive | ![]() |
Squeeze Theorem for Functions
Let I be an open interval containing point c and suppose
are functions defined on I except pssibly at c.
Suppose
\{c}
if
then f has limit at c and 

Suppose

if


Subsequential Limit
The Subsequential limit of
is any real number, x, such that there exists a subsequence of
that converges to x


Differentiable at c
Let
be an interval, let
, and let
. The function
is differentiable at c provided that the limit

exists. The derivative of
at c is the value of the limit and noted by 





exists. The derivative of


Uniformly continuous
Let
be an interval. A function
is uniformly continuous on
if
that satisfy
.





Chain Rule
Let
be an interval,
,
is defined on
that contains 
if
is differentiable on
, and
is differentiable on
then
is differentiable on
and





if







Intermediate Value Property
A function
defined on an interval
has the intermediate value property on
if it satisfies the following condition: if
and
are distinct points in
and
is any number between
and
, then there exists a point
between
and
such that 













Limit Superior
if
is bounded above then the limit superior is defined by 
if not bounded above then the limit superior=


if not bounded above then the limit superior=

Limit Inferior
if
is bounded below then the limit inferior is defined by 
if not bounded below then the limit inferior = -


if not bounded below then the limit inferior = -

Right Hand Limit






if




Left Hand Limit






if




Jump Discontinuity


Removable Discontinuity
at c if
exists, but
is either not defined or has a different value from the limit as x approaches c


Tagged Partition
A tagged partition
of an interval
consists of a partition
{
} of
along with the set
{
} of points, known as tags, that satisfy
for
.
We will express a tagged partition
of
by
{
}





{



We will express a tagged partition




Norm of Partition, ||P||
The Norm of the partition P, ||P|| = max
If
and
are partitions of
and
is a refinement of 

If





Riemann Sum
Let
and let
be a tagged partition of
. The Riemann sum
of
associated with
is defined by:








Riemann Integrable
A function
is Riemann integrable on
if there exists a number
with the following property: for each
, such that
, for all tagged partitions
of
that satisfy 








Riemann integral
The number L is called the Riemann integral of
on
and is denoted by the symbol
, or simply
.





Kartensatzinfo:
Autor: Squiggleart
Oberthema: Mathematics
Thema: Advanced Calculus
Schule / Uni: West Chester University
Veröffentlicht: 25.05.2011
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