
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
Given the sequence $\{a\_n\}$ satisfies $a\_1=2$, $a_{n+1}= \frac {1+a\_n}{1-a\_n} (n∈N^{})$, find the product of the first 2015 terms of the sequence, i.e., $a\_1 ⋅a\_2 ⋅a\_3 ⋅…a_{2015}=$ \_\_\_\_\_\_.

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