test cos
decimal128 0
decimal32 0
decimal64 0

test acos
decimal128 1
decimal32 0
decimal64 0

test sin
decimal128 0
decimal32 0
decimal64 0

test log
decimal128 0
decimal32 0
decimal64 0

test log10
decimal128 0
decimal32 0
decimal64 0

test log1p
decimal128 0
decimal32 1
decimal64 0

test exp
decimal128 1
decimal32 0
decimal64 3

