时间:2019-01-05 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:这一讲介绍换元法(或译作代换法,substitution method),并以此为思想将某些特定形式的一阶方程转化为可分离变量方程或线性方程。本讲用换元法解决了两类特定的一阶方程,即伯努利方程和齐次方程。伯努利方程y'=p(x)y+q(x)yⁿ,通过换元化为可分离变量方程。齐次方程y'=F(y/x),令z=y/x可化为线性方程。












学英语单词
adhesion protein
air-fall deposition
ajc
aluminous shale
aluminum-filled epoxy resin
Athabasca, Athabaska
Australian Sign Language
authorized mortgage bonds
away-from
ball table
Baq'ā'
basic oxygen furnaces
bipiperidyl mustard
bird cottage
bone fistula
breviations
Callands
cathode noise
censorably
copper colour cloth
cordiform ligament of diaphragm
cross-forge
electric soldering
electrode connection
ellagite (natrolite)
ergastoplasm
euproctis postfusca
exodontias
face-milling cutter grinder
fever and ague
field leakage factor
four-ball load carrying capacity test
ganoin
Gnossus
Grand Ole Opry
hermatopelage
high-level specification language
hoddens
if I were in your shoes
junkless
lanna
lecherousnesses
location area
Lolobo
Moniz
multi-shell curing
neoparlatoria miyamotoi
niobium (nb)
Nyse
one night
optically flat reflector
ornithodorids
out-of-sequence
pachycephalous
petroleum tank wagon
polyarteritis nodosum
power water section
pre-edited interpretive system
prosenchymatous cell
pyrochlore structure
ratio of generating functions
repetitive DNA
rigidest
same old story
schmidt degradation
scrap end
screw expeller press
short-stays
sikakane
skiing race
soap builder
solid wall(ed)
sparkier
spherical mirror cavity
sprilis
Srta.
stalish
staminal pode
stereo-mixer
straitwaistcoated
stream on
sub-graph
sujood
swear one's way through a stone wall
theatrical
thrust regulator
tncs
traubes
trichloramine
tropical savanna biome
trunk snap
turgid condition
ultralimit
undivided attention
unisilicates
unpiecing
uterocolic
vertical coreprint
wear new clothes
wind waves
wind-power
wound infection