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
acetanilids
activity on arrow (aoa)
acute ascites
alkyldiazo compound
baileyana
battery terminal negative
but just
Caitlyns
carbhemoglobin
celtia pseudoertlii
cephalophragma
cetylalcohol
clinch nailing
conjugate hyperboloid
conversion characteristic
croisades
cynghanedd
eiph
electrical-engineering
endogenous business-cycle theory
english standard candle
exclusions
Faroudja
food-bornes
galvanically
gingival pyorrhea
grandiflorine
green acid soap
gross estates
have a famous appetite
hexanone-(2)
high speed wheel
high-magnification
hopper bottom furnace
hypoadrenocoricism
icerinks
if you want
isoval
kanosamine
kidney worts
knife blade switch
Kraske's position
labile current
lease-squares method
legvold
light dependent resistor
little spotted skunk
livestock farm
Loan amortization schedule
lymphaceus
magnoxes
mccreedy
messeline
mononitro-compound
news organizations
night-bar
numerable
nyctophonia
omitted value
orgasming
palm family
paractaea rufopunctata
parents and relations
polytropic efficiency
port of origin
portrait display
progressive granulation
public accumulation fund
pyrrolizidine
Q-A
qtext
quick access store
rectangular guide
rhinopias xenops
Rickettsia conoril
seismically active zone
self-justifiying
sidener
single purpose reactor
single stranded
Solanum lysimachioides
Solenanthus circinnatus
solvent elimination technique
spergulas
spheric hinge
subtrend
sudam
summa
T system
taper screw thread
test criteria
testicula
three-variable analysis
ticket-fixing
translating grammar
Trapa taiwanensis
truthsome
tuberosity for anteriorserratus muscle
Uttenweiler
Vasalemma
Viski
zone milting technique