ABSTRACT

Jp(at) ˜f (t) dt

14 f (x+ a) = f (x) (periodic function) 11 – eap ∫ a 0

f (x)e-px dx

15 f (x+ a) = –f (x)(antiperiodic function) 1

1 + e-ap

f (x)e-px dx

16 f ′x(x) p ˜f (p) – f (+0)

17 f (n)x (x) pn ˜f (p) – n∑

pn-kf (k-1)x (+0)

No Original function, f (x) Laplace transform, ˜f (p) = ∫ ∞ 0

e-pxf (x) dx

18 xmf (n)x (x), m ≥ n ( –

d

dp

)m[ pn ˜f (p)]

19 d n

dxn [ xmf (x)], m ≥ n (–1)mpn dm

dpm ˜f (p)

20 ∫ x 0

f (t) dt ˜f (p) p

21 ∫ x 0

(x – t)f (t) dt 1 p2

˜f (p)

22 ∫ x 0

(x – t)νf (t) dt, ν > –1 Γ(ν + 1)p-ν-1 ˜f (p)

23 ∫ x 0

e-a(x-t)f (t) dt 1 p + a

˜f (p)

24 ∫ x 0

sinh [ a(x – t)]f (t) dt a ˜f (p)

p2 – a2

25 ∫ x 0

sin [ a(x – t)]f (t) dt a ˜f (p)

p2 + a2

26 ∫ x 0

f1(t)f2(x – t) dt ˜f1(p) ˜f2(p)

27 ∫ x 0

1 t f (t) dt 1

p

˜f (q) dq

28 ∫ ∞ x

1 t f (t) dt 1

p

˜f (q) dq

29 ∫ ∞ 0

1√ t sin ( 2 √ xt ) f (t) dt

√ π

p √ p

˜f ( 1 p

)

30 1√ x

cos ( 2 √ xt ) f (t) dt

√ π√ p

˜f ( 1 p

) 31

1√ πx

exp ( –

t2

4x

) f (t) dt 1√

p ˜f (√

p )

32 ∫ ∞ 0

t

2 √ πx3

exp ( –

t2

4x

) f (t) dt ˜f(√p)

33 f (x) – a ∫ x 0

f (√

x2 – t2 ) J1(at) dt ˜f

(√ p2 + a2

) 34 f (x) + a

f (√

x2 – t2 ) I1(at) dt ˜f

(√ p2 – a2

)

No Original function, f (x) Laplace transform, ˜f (p) = ∫ ∞ 0

e-pxf (x) dx

1 1 1 p

{ 0 if 0 < x < a, 1 if a < x < b, 0 if b < x.