Omron NJ501-1500

2 Instruction Descriptions
2-178
NJ-series Instructions Reference Manual (W502)
z ACOS
The ACOS instruction finds the arc cosine of In. Out is between 0 and π.
z ATAN
The ATAN instruction finds the arc tangent of In. Out is between −π/2 and π/2.
If the value of In is positive infinity, the value of Out is π/2. If the value of In is negative infinity, the
value of Out is −π/2.
In
Out
2
2
−
0
−1.0
1.0
In
Out
2
0
−1.0
1.0
In
Out
2
2
−
0