
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
Find the solution of the functional equation  $P(x)+P(1-x)=1$  with power  $2015$ P.S:  $P(y)=y^{2015}$  is also a function with power  $2015$ 

Present the answer in LaTex format: \boxed{Your answer}
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