Ciro Santilli @cirosantilli 37

This simply connected is called the universal covering group.

E.g. in the case of $SO(3)$ and $SU(2)$, $SU(2)$ is simply connected, but $SO(3)$ is not.

Highly managed, you don't even see the Docker images, only some higher level JSON configuration file.

These setups are really convenient and cheap, and form a decent way to try out a new website with simple requirements.

This seems like a cool dude. Besides a hardcore scientist, he also made many important contributions to the French education and research system.

No chat only? .... community.jitsi.org/t/chat-function-only/79067

As of 2020: end-to-end encryption optional and turned off as default, and marked as experimental...

Appears to be based on XMPP: community.jitsi.org/t/jitsi-users-is-jitsi-a-regular-xmpp-server/13211

A pre-Jesus-like figure, likely possibly a mentor or competitor with Jesus.

He would have deserved a scene in Jesus Christ Superstar (1973).

A function $\mathbb{R}\to \mathbb{R}$ defined by the second of the Josephson equations plus initial conditions.

It represents an internal state of the junction.

Show up when solving the Laplace's equation on spherical coordinates by separation of variables, which leads to the differential equation shown at: en.wikipedia.org/w/index.php?title=Legendre_polynomials&oldid=1018881414#Definition_via_differential_equation.