
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 function $f(x)=e^{x}- \frac {1}{e^{x}}-2\cos( \frac {π}{2}-x)$, where $e$ is the base of the natural logarithm, if $f(2a^2) + f(a-3) + f(0) < 0$, then the range of the real number $a$ is $\_\_\_\_\_\_$.

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