What is...a tropical curve?

Goal.
I would like to tell you a bit about my favorite theorems, ideas or concepts in mathematics and why I like them so much.

This time.
What is...a tropical curve? Or: Straight curves.

Disclaimer.
Nobody is perfect, and I might have said something silly. If there is any doubt, then please check the references.

Slides.
http://www.dtubbenhauer.com/youtube.html

Thumbnail.
https://en.wikipedia.org/wiki/Tropica...

Slides used.
http://www.math.bas.bg/mds2014/resour...

Tropical geometry.
https://www.ams.org/notices/200704/wh...
https://en.wikipedia.org/wiki/Tropica...
https://arxiv.org/abs/1502.05950
https://link.springer.com/book/10.100...
https://bookstore.ams.org/gsm-161
https://math.berkeley.edu/~bernd/trop...
https://sites.math.washington.edu/~mo...

Tropical semiring.
https://en.wikipedia.org/wiki/Tropica...
https://nlab-pages.s3.us-east-2.amazo...
https://hal.archives-ouvertes.fr/hal-...

Plotting tropical curves.
https://doc.sagemath.org/html/en/refe...
https://wangweikun.com/math-software/...
https://community.wolfram.com/groups/...

Bézout’s theorem.
https://en.wikipedia.org/wiki/B%C3%A9...
https://mathworld.wolfram.com/Bezouts...

Mathematica.
https://demonstrations.wolfram.com/Tr...

Pictures used.
Picture from https://bookstore.ams.org/gsm-161
https://www.semanticscholar.org/paper...
Picture from http://www.math.bas.bg/mds2014/resour...
https://thatsmaths.files.wordpress.co...
Picture from https://bookstore.ams.org/gsm-161

YouTube and co.
   • Tropical Geometry - Lecture 1 - Plane...  
   • An introduction to tropical geometry:...  
   • What is tropical geometry?