Geometry and Billiards ppt
Geometry and Billiards ppt
... perpendicular to x and
thus tangent to the boundary of the configur ation space , while the
vector v
r
2
−v
r
1
is collinear with x and hence normal to the boundary.
Geometry and Billiards
Serge ... panorama.
Let A and B be the starting and terminal points of the desired
curve, and let x be the horizontal and y the vertical axes. It is
convenient to direct the y axis downward...
Đề tài " On planar web geometry through abelian relations and connections " pptx
... the
one hand d(d − 3) functions
A
m,n
for 2 ≤ m + n ≤ d − 2 and d +1≤ m + n ≤ 2d − 3,
A
u,d−1−u
− A
1,d−2
for 2 ≤ u ≤ d − 2 and A
v,d−v
− A
2,d−2
for 3 ≤ v ≤ d − 1
and on the other hand d − 2 ... Chern, Web geometry, Bull. Amer. Math. Soc. 6 (1982), 1–8.
[C-G]
S. S. Chern and P. A. Griffiths, Abel’s theorem and webs, Jahresber. Deutsch.
Math Verein. 80 (1978), 13–110, and Correct...
COLLADA: Geometry and Animation loading pptx
... continue;
//Get the <instance _geometry& gt; node that corresponds to this
//<node>
domInstance _geometry* instance _geometry = NULL;
instance _geometry =
(domInstance _geometry* )nodes[i]->getDescendant("instance _geometry& quot;);
//If ...
(domInstance _geometry* )nodes[i]->getDescendant("instance _geometry& quot;);
//If there is no <instance _geometry& gt;,...
Lecture 6 WLAN Standards and Organizations.ppt
... Societies
●
The IEEE Standards Association administers the standards process
within the IEEE.
✔
The American National Standards Institute (ANSI) accredits the IEEE
and oversees the standards process.
✔
... Many IEEE standards become ANSI standards.
●
The Computer Society is responsible for the IEEE 802 series of
standards through its LAN/MAN Standards Committee.
✔
Working Groups writ...
MAC and Physical.ppt
... the Virtual Carrier-
Sensing indicates the medium is idle and the station can
transmit.
●
For the station to transmit both the physical and virtual carrier sense
must report an idle condition ...
☛
Transceiver must receive and transmit
simultaneously.
✔
Virtual carrier Sensing
Carrier Sensing
February 2005 Coypright 2005 All Rights Reserved 39
RTS/CTS Handshaking
The RTS/CTS
c...
A9- 15-Speak and listen.ppt
... lot
15
Homework:
Draw a simple map to show the way to your home village
2
3
Nought and crosses:
Where What How
many
How far Who is
does village bus
Answer the qusetions:
a, Where ... ?
B : It takes an hour .
A : What do people do for a living in your village ?
B : They plant rice and raise cattle .
A : Does your village have a river ?
B : There aren’t any rivers, but there...
anh8-unit6-listen and read.ppt
... they water trees and
flowers?
They start at 6 a.m and finish at 7 a.m
f.Collect and empty garbage/ 8 a.m
– 5 p.m
What time do they collect and
empty garbage?
They start at 8 a.m and finish at ... streets
-Help elderly people
-Take part in sports
-Help handicapped/ street children
-Collect and empty garbage
-Plant trees and flowers
-Water trees and flowers
2. Presentation...
play and learn.ppt
... do you
spell Saturday?
S-a-t-u-r-d-a-y
Điền từ thích hợp vào chỗ trống
__________, ________ and
wombats are marsupials
Kangaroos koalas
Number 12
Number 1
redwood
tree
forest horse
...
Number 2
What is it?
It is a mountain.
Number 3
Chip: Can I use your _______?
I forgot mine.
Sandy: Sure. Go ahead.
Chip: ________
camera
Thanks
Number 5
Peter: Is a _________fast?
Mr. Gray:
unit 5 getting started+ liten and read.ppt
...
have Math?
What’s your
favorite
subject?
We have Math
on Monday
and Tuesday .
I like English.
GETTING STARTED
LISTEN AND READ
1. Is Tim a lazy student?
2. Is his mother proud of him?
3. ... Should ( not) + V( bare- inf)
Ex: The doctor said he should not smoke.
GETTING STARTED LISTEN AND READ
2. True or false? Check (√) the boxes
a/ Tim was out when his mother called him....