RealValuedNumberQ

RealValuedNumberQ(expr)

returns True if expr is an explicit real number with no imaginary component.

See

• Wikipedia - Complex number

Examples

>> RealValuedNumberQ[10]
 = True

>> RealValuedNumberQ[4.0]
 = True

>> RealValuedNumberQ[1+I]
 = False

>> RealValuedNumberQ[0 * I]
 = True

>> RealValuedNumberQ[0.0 * I]
 = False

Implementation status

• ✅ - full supported

Github

• Implementation of RealValuedNumberQ