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Moebius (1996 film)

Moebius (1996 film) is a mathematics topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Moebius (1996 film) rather than just read about it. In short: Moebius is a 1996 Argentine science fiction film directed by Gustavo Mosquera, and starring Guillermo Angelelli, Roberto Carnaghi and Annabella Levy. It is based on the 1950 short story "A Subway Named Mobius" by Armin Joseph Deutsch.

Moebius (1996 film) — main illustration
Moebius (1996 film) — illustration

Key takeaways

  • Moebius (1996 film) belongs to mathematics; place it in that map before memorising details.
  • Learn the definition first, then one example that makes the definition concrete.
  • Connect Moebius (1996 film) to a quantity you can measure, compute or draw — that is where exam questions come from.
  • Reproduce the core statement of Moebius (1996 film) from memory before moving on to harder problems.

Reference excerpt

Moebius is a 1996 Argentine science fiction film directed by Gustavo Mosquera, and starring Guillermo Angelelli, Roberto Carnaghi and Annabella Levy. It is based on the 1950 short story "A Subway Named Mobius" by Armin Joseph Deutsch. The film is set in the Buenos Aires Underground, in a dark and dystopian Buenos Aires.

Plot On one 4 March, the controllers of the Buenos Aires Underground discover that train number UM-86 (a Siemens-Schuckert Orenstein & Koppel train), along with its passengers, has gone missing in the network of tunnels. After searching the entire network (which in the film is shown as being much larger than in reality) they fail to find both the train and its passengers. In an attempt to hide the incident from the public, the director of SBASE contacts the engineering firm responsible for the construction of the line where UM-86 went missing in order to investigate the incident. The firm then sends a young topologist Daniel Pratt, rather than an experienced engineer, which displeases the director. Upon looking for the original plans of the line at a national archive, Pratt discovers that they are missing and were taken away by his former lecturer at the University of Buenos Aires, Hugo Mistein. After looking for him at the university, another professor tells Pratt that Mistein retired some time ago and has not been seen or contacted for a considerable period. Pratt gets hold of Mistein's address and calls his house from a public telephone. The professor is not at home; however, the phone is answered by an uncooperative young girl who tells him Mistein isn't home and then hangs up. Since Pratt is out of change, he decides to go to the apartment in person. After arriving at the apartment, Pratt is greeted by the same girl who spoke to him on the phone and after some reluctance, lets him into the apartment. Inside, he discovers the plans he had been looking for but is forced to leave through the fire escape, along with the girl, after a knock on the door. The pair enter a station and search for the director. The girl is told to wait on one of the platforms while Pratt addresses the director and numerous officials tasked with getting to the bottom of the UM-86 mystery. The group informs him that the entire line has been closed and all trains halted to make the search for the missing train easier. Upon delivering the news, the sound of a train is heard through the tunnels. The group runs around the multi-level station looking for UM-86 but it is nowhere to be found. Maintenance workers at the bottom level also heard the sound, but presumed it was coming from the top level, where Pratt and the others were located. Upon hearing this, the director orders that all power be turned off in the line, which has little effect other than further angering the committee. The group return up the station and Pratt reveals his complex theory: that the construction of the perimeteral line has turned the network into a form of Möbius strip which, under the right conditions, caused the missing train to pass into another dimension. The theory is ridiculed by the rest of the committee and Pratt is relieved of his post as investigator. He then leaves the station along with the girl. After seeing a roller coaster at the Parque de la Ciudad, Pratt is inspired to make a series of mathematical calculations, perfecting his theory. He quickly returns to the underground line and begins taking notes throughout the day on the movements and schedules of the different trains, coming to the realisation that UM-86 is soon to appear. He then begins walking through the tunnels and ascends one level through a maintenance passage and continues walking. After some time, a train appears and almost hits him. The shaken-up Pratt continues through the maintenance areas and finds himself at another station, named after the Argentine writer Borges (an intentional decision by the director of the film). He boards the first train that arrives there. Pratt makes his way up the train, and to his surprise notices the UM-86 naming on the carriages. The 30 passengers onboard are in a serene state, unresponsive and staring forwards. Upon reaching the conductor's cabin, Pratt discovers professor Mistein sitting in the conductor's chair, waiting for him. After some philosophical discussion which confirms the validity of Pratt's theory, the two critique modern society. The following day, the director of SBASE is summoned to a station. There he finds UM-86, empty of passengers and with only Pratt's journal explaining his theory, which was left in the conductor's cabin. As the director is about to leave, he receives a phone call about another train that is missing.

Locations The following Buenos Aires Underground stations were used as sets for the film:

Cast Guillermo Angelelli ... Daniel Pratt Roberto Carnaghi ... Marcos Blasi Annabella Levy ... Abril Jorge Petraglia ... Mistein Miguel Ángel Paludi ... Aguirre Fernando Llosa ... Nazar Martín Adjemián ... Canotti Daniel Di Biase ... Kenn Jean Pierre Reguerraz ... Deckes Martín Pavlovsky ... Driver 101 Felipe Méndez ... Transhipment Manager Fernando Cia ... Figas Osvaldo Santoro ... Vega Horacio Roca ... Edmundo Nora Zinsky ... Female Professor Sammy Lerner ... Old man in the file room Rodolfo Franghi ... Mussio (as Rodolfo Franggi)

See also Cinema of Argentina List of films about mathematicians

References

External links Moebius at IMDb

Worked examples

Example 1 — a first encounter with Moebius (1996 film)

Start with the simplest possible case. Write down what Moebius (1996 film) claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In mathematics, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Moebius (1996 film) before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Moebius (1996 film) ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Moebius (1996 film)

In research
Moebius (1996 film) appears in mathematics research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry
Engineering practice reuses Moebius (1996 film) in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom
Moebius (1996 film) is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1990s dystopian films, 1996 Argentine films, 1996 Spanish-language films, so understanding it makes those chapters shorter.
In everyday life
Look for Moebius (1996 film) outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.
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How to study Moebius (1996 film) in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what Moebius (1996 film) means in your own words.
  3. Compare your version with the excerpt and mark what you missed.
  4. Work through the three examples above with pen and paper.
  5. Explain Moebius (1996 film) out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Moebius (1996 film) in simple terms?

Moebius is a 1996 Argentine science fiction film directed by Gustavo Mosquera, and starring Guillermo Angelelli, Roberto Carnaghi and Annabella Levy. It is based on the 1950 short story "A Subway Named Mobius" by Armin Joseph Deutsch.

Why does Moebius (1996 film) matter?

Because it connects several mathematics ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Moebius (1996 film)?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Moebius (1996 film).

Tags

  • 1990s dystopian films
  • 1996 Argentine films
  • 1996 Spanish-language films
  • 1996 films
  • 1996 science fiction films
  • Argentine science fiction films
  • Buenos Aires Underground
  • Films about mathematics
  • Films about missing people
  • Films based on American short stories
  • Films based on science fiction short stories
  • Films set in Buenos Aires

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