Module constants 

Constants

E

Euler’s number, the base of natural logarithms.

EULER_GAMMA

The Euler-Mascheroni constant (gamma ~ 0.5772…).

INF

Positive infinity.

NAN

Not a number (quiet NaN).

NEG_INF

Negative infinity.

NEWAXIS

Sentinel value for expand_dims indicating a new axis should be inserted.

NZERO

Negative zero (-0.0).

PI

The ratio of a circle’s circumference to its diameter.

PZERO

Positive zero (+0.0).