[mastazi]

Mobile users: there is a “p” at the end of the equation, it is hidden due to the type of code formatting that HN uses.

[Stratoscope]

In fact, exactly what is hidden will vary depending on your device and font size.

You can scroll the code block horizontally to see what's hidden, or here is the equation without code formatting:

y^2 = x^3 + ax + b mod p

[wtallis]

So really, the problem is more that the horizontal scroll bar is hidden by default.