By Henry E. Dudeney, Martin Gardner

Генри Эрнест Дьюдени (10 апреля 1857 - 23 апреля 1930) был английский писатель и математик, который специализировался на логических головоломках и математических играх.
Трудно в наше время найти хоть одну книгу по занимательной математике, в которой (часто без указания авторства) не нашлось бы нескольких блестящих математических задач, рожденных его неисчерпаемой фантазией.

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This last section was the only new addition to the Zurich scheme of sections for the international congresses. ” Charlotte Angas Scott, in her 23-page report of the congress, spoke of 200 people attending the plenary lectures and 90 the sectional meetings, organized in two parallel sessions. However, the schedule of the sections seems to have been relaxed. Indeed, Section I, for example, met on Tuesday, August 7, from nine to eleven, where four communications were presented; on Thursday it met again from nine to ten thirty and only two of the five scheduled communications were presented (this was due to the absence of three of the lecturers); and the meeting for Friday was canceled.

What is confirmed is that after the lecture, there was a tense informal meeting of several mathematicians in which the lecture was discussed in detail. In any case, we can still imagine the scene when Felix Klein, called in by the Archduke, had to explain the incident. 32 ✐ As a complement to the plenary lectures and the reports in the sections, the congress organized an “Exhibition of Literature and Models,” with mathematical books, models, and apparatus that concentrated on recent materials, less than ten years old.

Laura Pisati. She was to present the communication “Essay on a Synthetic Theory for Complex Variable Functions,” which would have been the first lecture given by a woman at an ICM. Unfortunately, eight days earlier, she died. In Section I, there was a memorial for her. ready noted that there was a contribution from insurance companies, a total of 1000 lire. Also, three publishers contributed a total of 400 lire. The amount left from the Heidelberg congress, almost 1000 lire, was incorporated into the budget of the congress.

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