时间:2018-12-09 作者:英语课 分类:麻省理工学院公开课:微分方程


英语课

  分集介绍:这一讲的主题是极限环,首先教授给出了极限环的定义,它首先是方程组的解形成的一条闭合轨迹,另外它不同于一般闭合轨迹,它必须是附近轨迹在t趋于无穷时逼近的轨迹。然后教授介绍了极限环何时不存在的两个准则,分别是本迪克松准则和临界点准则,证明本迪克松准则时,证明过程中涉及了反证法,以及逆否命题逻辑。最后教授介绍了极限环的一些历史,并用他经历的一个有趣故事结束了本课,与某位中国教授有关。












学英语单词
a smoking bimbo
A-team
acid fumarole
adhesive hair
Artur Schnabel
as safra
asterolecanium corallinum
autoradiolysis
autosynchronous motor
barmaid
battery-operated
be kidding
Becke test
bellisle
bitchwork
blue glazed porcelain
British Leyland Motor
bumbles
butylparaben
calcium-manganesesilicon alloy
cancerous wart
capitalist farming
clapping
competitive strategy
concussion grenades
condensed structural formula
consistence of reading
course to steer
crossly
current-carryings
cut sth out
Daphniphyllum yunnanense
deterrent options
digesting
dolny kubin
effectiveness of regenerator
filamentosas
friendshippers
general diffuse illumination
Germlayer
give sb. a dirty look
grand-slam home run
gun club cheek
half forward
hand control valve
Helendale
Hilton's muscle
hold state
horizontal development
Internet content provider
isohistoincompatibility
key switch
kitchen ranges
less-attractive
live up to something
loby
Margilon
mastostasis
microdosimetric
nephropyelitis
non-designated
off resistance
olistherozone
ornithogalum umbellatums
osteoarthrotomy
perform as
peshe
Pibor River (Pībor Wenz)
pivot-ball bearing
play to hard luck
postischemic papillary muscle rupture
pre-stretch
precision measuring tool
productive memory
receptual ly
reciprocating table
reigning winds direction
repose angle
scientific effort
seasoning matter
second flank
Sedum wilsonii
shrewd-headed
slitlets
spatchcock
spy novel
stalth
standard costs
sublevel set
surface treating agent
template frame
thirdness
thread chasing
triangulation base
tripotential
true critical property
ultimate yield
uneven subsidence
vapor lock index
venable
Zacapa, R.
zoophysiology