Condolences note

Quadrante joins the manifestation of profound sorrow over the decease, on June 20, 2024, of our colleague Leonor Santos, recognized researcher, distinct author, and collaborator of the journal. To her family and all her friends, colleagues, and students who share the sadness of her departure, our deepest condolences.

For the greatness of her work and for her invaluable service to Mathematics Education, our sincere recognition and gratitude. Honouring the life and work of Leonor Santos means knowing and continuing her work, her thoughts, and her legacy. Quadrante wishes, zealously and vehemently, to contribute to remembering and reviving the immense heritage that Leonor Santos left us, inside and outside our country.

The Editorial Team of Quadrante has taken the decision to postpone the publication of the regular issue of Quadrante, currently in the editing stage, until July.