Geodesic
Heron's Formula from a 4-Dimensional Perspective
Visual Mathematics, Tome 13 (2011) no. 1

Voir la notice de l'article provenant de la source eLibrary of Mathematical Institute of the Serbian Academy of Sciences and Arts

We indicate that Heron's formula (which relates the square of the area of a triangle to a quartic function of its edge lengths) can be interpreted as a scissors congruence in 4-dimensional space.
Classification : 20H15 
J. Scott Carter; David Mullens. Heron's Formula from a 4-Dimensional Perspective. Visual Mathematics, Tome 13 (2011) no. 1. http://geodesic.mathdoc.fr/item/VM_2011_13_1_a1/
@article{VM_2011_13_1_a1,
     author = {J. Scott Carter and David Mullens},
     title = {Heron's {Formula} from a {4-Dimensional} {Perspective}},
     journal = {Visual Mathematics},
     year = {2011},
     volume = {13},
     number = {1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/VM_2011_13_1_a1/}
}
TY  - JOUR
AU  - J. Scott Carter
AU  - David Mullens
TI  - Heron's Formula from a 4-Dimensional Perspective
JO  - Visual Mathematics
PY  - 2011
VL  - 13
IS  - 1
UR  - http://geodesic.mathdoc.fr/item/VM_2011_13_1_a1/
LA  - en
ID  - VM_2011_13_1_a1
ER  - 
%0 Journal Article
%A J. Scott Carter
%A David Mullens
%T Heron's Formula from a 4-Dimensional Perspective
%J Visual Mathematics
%D 2011
%V 13
%N 1
%U http://geodesic.mathdoc.fr/item/VM_2011_13_1_a1/
%G en
%F VM_2011_13_1_a1