[center][size=200][color=#741b47]¡¡¡GRACIAS!!![/color][/size][/center]

[size=200][center]Sergio Rubio-Pizzorno[br][url=https://www.geogebra.org/u/zergiorubio]geogebra.org/u/zergiorubio[/url] [br]sergio.rubio@cinvestav.mx[br][/center][/size]

[size=200][center]Daysi García-Cuellar[br][url=https://www.geogebra.org/u/daysi+garc%C3%ADa]geogebra.org/u/daysi+garcía[/url][br]garcia.daysi@pucp.pe[/center][/size]

[size=200][center]Juan Luis Prieto[br][url=https://www.geogebra.org/u/juan.prieto]geogebra.org/u/juan.prieto[/url][br]juanl.prietog@gmail.com[/center][/size]

[size=200][center]Carlos León Salinas[br][url=https://www.geogebra.org/u/user24657]geogebra.org/u/user24657[/url][br]carlos.leon@ugc.edu.co[/center][/size]