HP (Hewlett-Packard) 49g+ Calculator User Manual


 
Page 8-6
Attempting to add or subtract vectors of different length produces an error
message:
Multiplication by a scalar, and division by a scalar
Multiplication by a scalar or division by a scalar is straightforward:
Absolute value function
The absolute value function (ABS), when applied to a vector, produces the
magnitude of the vector. For example: ABS([1,-2,6]), ABS(A),
ABS(u3), will show in the screen as follows: