
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
In the complex plane, the complex numbers $1-2i$ and $-1+3i$ correspond to the vectors $\overrightarrow{ON}$ and $\overrightarrow{OM}$, respectively, where $O$ is the origin. Then calculate the magnitude of the vector $\overrightarrow{NM}$.

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