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VI.

MISCELLANEOUS DEFINITE INTEGRALS.*

480.

a dx

П

S=5, if a > 0; 0, if a = 0; — T, if a < 0.

a2.

+ x2

2

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2

if 1>y>0. г(2)=г(1)=1.

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*For very complete lists of definite integrals, see Bierens de Haan, Tables d'intégrales définies, Amsterdam, 1858-64, and Nouv. Tables d'intégrales définies, Leyden, 1867.

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500. S , "sinh (m2) sinh (na) da = "cosh (ma) . cosh (na) da

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523. ƒ ̈log (a ± 6 cos x) de = log(a +Va2 — b2).

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2

a≥b.

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= am u, sin &= x = snu, cos & = √1 − x2= cn u, tan &=tnu,

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1

u = am-1(p, k) = sn1(x, k) = cn-1(√1 — x2, k)

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K= F(π, k), K'= F(π, k'), E = E(π, k), E' = E({π, k').

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