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 chip of the old block
amaea iwaotakii
angular shape
arc lamp reflector
as heavy as lead
atomic binding forces
b-mesons
belt separation
black data processing associates
breakdown structure
bring sb down
brown-line print
buggering off
buwang
California encephalitis
caliper well-logging
cap-a-pie
cardiac sounds
Castelnuovo della Daunia
cement-bonded moulding
chromium mordants
cineurethrography
citrus leaf-roller
civilizings
clamping nut
coefficient of autocorrelation
collaborated
compasstimber
complex resolution of the identity
constant-load arrestment
continental interior
corrosion control (cc)
displacement detector
dotson
dubbing room
EBAM
enterprises directly under central management
ethnologie
ethylmercurithiosalicylates
etmopterus splendidus
executive statement
fatigue precrack
fencingterrain
fiber reinforced composite material
Gaussian elementary beam
gerster
helder
herds of cattle
imperfective
incestuousness
independent wire rope core
interactive graphic terminal
Japaneseanemone
leifeld
magnetic surface storage
marine information processing
Maringué
Masoeté
master environment
metabelief
metrological evaluation
mid-face
monosultap
morphoscopic
Nebelungs
Novadel
nurudea rosea
on your guard
overmedicalize
paper bound
pendulum flexure
photosynthetic cycle
pilot-operated valve
radar aim point
recanalising
recurve bows
resolutive compactification
rim dented
rivularin
royal-family
sequence of current
ship mooring manoeuvre
side yard
single diode circuit
snowbrushes
stalagmometer
starting valve blocking device
subsonic airstream
sucking barrister
syntax table
taborin
Thornthwaite moisture index
TNEE
Treitz's muscle
tritarchy
turbosupercharging
upper three voices
vittaria linearifolia ching
VSS
WAN - wide-area network
working time recorder