时间:2019-02-05 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:记得幂级数吧,如1/(1-x)=Σ(x^n)、e^x=∑(x^n/n!),考虑某种变换,让两个幂级数的系数1和1/n!分别对应于f(x)=1/(1-x)或f(x)=e^x,这很容易。其实拉普拉斯变换与这是对应的。教授用这种深入浅出的讲解,让我们了解了拉普拉斯变换的由来。然后分别计算了1、e^at、cos(at)等几种常见函数的变换,并讲解了指数位移的重要公式。大名鼎鼎的拉普拉斯变换,其实并不难。









学英语单词
1-Naphtholbenzein
2-phthalimidoglutarimide
accordion plate
acid alum
address sugar
air precooler
algal anchor stone
ascertainest
average record
Bacillus cercus food poisoning
bightsome
butter chicken
capacity variable range
capital input
charging writing diagram
code checking time
cold sludge
color-proud
cottonwear
cubic craniophor
decenters
defensive structures
different-side anchor
digital seismic recording
distribution on selling price
dodecicosidodecahedrons
double wages
end or side rolling hatchcover
environmental pollutant
equimolecular mixture
eremuri
FAO Food and Agriculture Organization of the United Nations
fatigue life cycle
Fermi transition
filicina
filipinas
flick away
formboards
friction rice pearling machine
galvanometer lamp
gas insulation
ground feed
He-Cd laser therapy
Hoppe-Seyletr tests
illumiaated track
indistinctively
irlsquinone
iron salt
jet-propelled
Kerkom
Kropotkin, Peter Alekseyevich
kruif
L-Lysine-lactamase
latitudinal tectonic belt
linguagem
lipfanogen
Livadi
LOMEZ
Loughrea
mature product strategy
Mayer-Rokitansky-Kuster-Hauser syndrome
Mazsa
metamale
microtexture
Monorheumetten
myoneural disorder
Mǎgura, Dealui
no-discharge pump head
on the barrelhead
Orchard Lake
osages
outbreathes
ovarian hyperstimulation syndrome
oxinane
pago stick
parallel wire micrometer
perched
phrenocardia
picture unit
plasma arc cutter
post-deflection acceleration
proposition tree
school attendance officer
self-loop
slow growth
soy-wheat-fortified
stenomylines
strain-recording equipment
superintendent office expense
supersonic relay
tonquin beans
tracer isotope diagnostics ostics
tributary drainage area
unmelodized
USB MSC
valley fevers
vehicular station
veratramin(e)
warez
wrought up
Yegor'yevskoye
zone location