ln(-1)/i=pi(adsbygoogle = window.adsbygoogle || []).push({});

this equation does not use limits or integrals, as you can see, but it does involve imaginary numbers. Does this make it an open expression, or does the fact that it uses i not matter?

**Physics Forums - The Fusion of Science and Community**

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Is this considered a closed expression for pi?

Loading...

Similar Threads - considered closed expression | Date |
---|---|

B Would Mathematics be Considered a discovery or an Invention? | Aug 30, 2017 |

I Prove that solid angle of any closed surface is 4pi | Jul 18, 2017 |

Consider the definition of 1m | Nov 21, 2016 |

Why is 1/3 considered a number line point when .333... isn't | Oct 21, 2015 |

**Physics Forums - The Fusion of Science and Community**