Transformées de Laplace usuelles

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Fonction Transformée de Laplace de la fonction
δ(t) 1
1 1p
t 1p2
tnn0 n!pn+1
ttR+ 12πp3
1ttR+* πp
ect avec (c0) 1p+c
tect 1(p+c)2
t2ect 2(p+c)3
tnectn0 n!(p+c)n+1
ata>0 1pln(a)
sin(at) ap2+a2
tsin(at) 2ap(p2+a2)2
t2sin(at) 2a(3p2a2)(p2+a2)3
cos(at) pp2+a2
tcos(at) p2a2(p2+a2)2
t2cos(at) 2p(p23a2)(p2+a2)3
sin(at+b) acos(b)+psin(b)p2+a2
cos(at+b) pcos(b)asin(b)p2+a2
sinh(at) ap2a2
tsinh(at) 2ap(p2a2)2
cosh(at) pp2a2
tcosh(at) p2+a2(p2a2)2
sin(at)ect a(p+c)2+a2
cos(at)ect p+c(p+c)2+a2
sin(at+b)ect acos(b)+(p+c)sin(b)(p+c)2+a2
cos(at+b)ect (p+c)cos(b)asin(b)(p+c)2+a2
sinh(at)ect a(p+c)2a2
cosh(at)ect p+c(p+c)2a2
sin2(at) 2a2p(p2+4a2)
sin3(at) 6a3(p2+a2)(p2+9a2)
cos2(at) p2+2a2p(p2+4a2)
cos3(at) p(p2+7a2)(p2+a2)(p2+9a2)
sinh2(t) 2p(p24)p2
cosh2(t) p22p(p24)p2
sin(at)sin(bt) 2abp[(p2+(ab)2][(p2+(a+b)2]
cos(at)cos(bt) p(p2+a2+b2)[(p2+(ab)2][(p2+(a+b)2]
sin(at)cos(bt) a(p2+a2b2)[(p2+(ab)2][(p2+(a+b)2]