default(realprecision,38);
(Mod(1,3)+I)^0
(Mod(1,9)+I*Mod(1,3))^0
(1/x)^0
[;]^0
Mat(2)^0
Mod(0,1)^0
Mod(2,3)^0
Qfb(2,0,-1)^0
Qfb(2,0,-1)^1
Vecsmall([3,2,1])^0
O(2)^1
O(2)^-2
(1/2)^-2
(-2/3)^-2
n=2^64;
1^n
(-1)^n
(-1)^(n+1)
2^n
(1/2)^n
Qfb(2,0,-1)^n
Mod(x,polcyclo(7))^n
O(x)^(1/2)
(x^3+O(x^6))^(1/3)
[2,3]^3.
[2,3]~^3.
Mat(2)^3.
O(x^0)^(1/3)
0.^(1/2)
Mod(2,3)^(1/2)
Mod(2,3)^(1/3)
Mod(1,4)^(1/2)
(2+O(7^5))^(1/2)
(3+O(7^5))^(1/2)
a=2+O(7^3); a^a
sqrt(1+O(2))
sqrt(1+O(2^3))
sqrt(Mod(2,4))
[0,1]^[1,2]
[0,1]^[1,2]~
[0,1]^[1,1;2,3]
(x+Mod(0,1))^0
2^(-1-10^-9)
2^Mod(2,(I*1E-28*x+1))

powers(Mod(2,11),10)
powers(Pi,7)
powers(3, 5, 2)
powers(3,-1)
powers(3,0)
