Reductio ad absurdum

呼叫魚

好恐佈，咁都食得落口

From playlist Crazy Stuff

Crazy Wisdom: Daniel Dennett on Reductio ad Absurdum | Big Think

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From playlist Daniel Dennett | Big Think

Natural Deductive Logic: RULES #2 (vI, vE, DN, RAA) - Logic

In this video on #Logic, we learn four more rules for natural deductive proofs. We learn disjunction introduction, disjunction elimination, double negation, and reductio ad absurdum (negation introductions, or proof by contradiction). Then we do two example proofs. #PropositionalLogic #Lo

From playlist Logic in Philosophy and Mathematics

How P-Values Help Us Test Hypotheses: Crash Course Statistics #21

Today we're going to begin our three-part unit on p-values. In this episode we'll talk about Null Hypothesis Significance Testing (or NHST) which is a framework for comparing two sets of information. In NHST we assume that there is no difference between the two things we are observing and

From playlist Statistics

BM3. Formal Proofs

Basic Methods: We define theorems and describe how to formally construct a proof. We note further rules of inference and show how the logical equivalence of reductio ad absurdum allows proof by contradiction.

From playlist Math Major Basics

Why Is Everyone Obsessed With The Illuminati?

Check us out on iTunes! http://dne.ws/1NixUds Please Subscribe! http://testu.be/1FjtHn5 The Illuminati is thought to be controlling the strings of the entire world. But who are they really and how much power do they actually have? + + + + + + + + Previous Episode: Science Says These 6

From playlist Why Are There So Many Conspiracy Theories?

Partitive in Italian: Il Partitivo

Partitive describes an undetermined part of a whole, like when asking for a bit of coffee. How do Italians express this? There are a few ways, so let's learn how to do this now! Script by Patrizia Farina, Professor of Italian at Western Connecticut State University and Purchase College.

From playlist Italian

Bitcoin Q&A: Who is Satoshi Nakamoto?

"Satoshi Nakamoto" is the pseudonym used by the person(s) who created Bitcoin. We do not know who they are, whether they are still alive, whether it was more than one person, whether they were a 'good person' or a 'bad person.' Geometric proofs and Euclid's identity. You know parallel line

From playlist English Subtitles - aantonop Videos with subtitles in English

False Altered Words in Italian: Falsi Alterati

Now that we know about all the fun suffixes that make altered words in Italian, we have to be careful, because there are words that look like altered words, but they aren't! They have totally different meanings from what might appear to be their root word. Let's go through some common exam

From playlist Italian

Prepositions in Italian: Preposizioni Articolate

What's a preposition? It's a word that describes a relationship between a noun and some other element in the sentence. In English, these are words like to, at, of, or in. How are they used in Italian? Furthermore, how do these combine with articles to become preposizioni articolate? Let's

From playlist Italian

Optimates and Populares in Late Republican Rome

In this lecture, Dr Ed Bispham (University of Oxford) thinks about the conflict in late Republican Rome between the 'optimates' and 'populares', focusing in particular on: (i) the meanings of the terms ‘optimates’, ‘boni’ and ‘populares’; (ii) Cicero’s assessment of the conflict between th

From playlist Classics & Ancient History

Aterosclerosi

http://www.nucleusmedicalmedia.com/ - Questa animazione medicale tridimensionale narrata illustra la storia di un infarto (del miocardio) da un'arteria coronarica bloccata dovuta ad aterosclerosi, che consiste nell'infiammazione cronica dei vasi sanguigni. Partendo dal danno alla parete ar

From playlist Di Nucleus Medical Animazioni in Italiano

Racism in Shakespeare's Othello

In this lecture, Professor John Lennard explores one of the most controversial aspects of Shakespeare's Othello, viz. its engagement with issues of race. Othello is a Moor and it seems that at least part of the reason that Iago is intent on his destruction is because he is ethnically diffe

From playlist English Literature

Roger Penrose - Many Worlds of Quantum Theory

Free access to Closer to Truth's library of 5,000 videos: http://bit.ly/376lkKN Quantum theory is very strange. No act is wholly sure. Everything works by probabilities, described by a wave function. But what is a wave function? One theory is that every possibility is in fact a real worl

From playlist Exploring the Multiverse - Closer To Truth - Core Topic

Why Are Prime Numbers So Weird?

No matter how much or little math you know, you must have come across prime numbers and asked yourself: "Why are prime numbers so weird?" 0:00 Why are prime numbers so weird? 0:17 They are unintuitive 0:52 Challenging their unintuitiveness 1:13 What are prime numbers? 1:38 Unconventional

From playlist Summer of Math Exposition Youtube Videos

Paul Davies - Do Multiple Universes Surely Exist?

Multiple universes? How can scientists come to believe in more than one universe? The idea sounds astounding. Our universe is immense by itself. How could there be more than one? What's more, multiple universes can be generated by radically different mechanisms. But what's a 'universe' any

From playlist Closer To Truth - Paul Davies Interviews

Paul Davies - Why the Cosmos?

The search for meaning and purpose is humanity's never-ending quest. Some say that 'how' questions belong to the realm of science, but 'why' questions do not. Click here to watch more interviews with Paul Davies http://bit.ly/1GhA60e Click here to watch more interviews on why we have the

From playlist Closer To Truth - Paul Davies Interviews

The Subjunctive Mood in Italian: Il Congiuntivo

The infamous subjunctive mood! There are so many tenses, plus the dreaded sequence of tenses, this is overwhelming! Ok, take it easy, friend. Let's start very simply, let's just discuss what the subjunctive mood is, and when you would use it. That's not so bad, right? Script by Patrizia F

From playlist Italian

Proof by Contradiction: log₂5 is irrational

More resources available at www.misterwootube.com

From playlist The Nature of Proof

Idiomatic Comparisons With Animals in Italian

In English, we have all kinds of idiomatic expressions that compare people to animals. He's the cat's meow! She's pig-headed! He's a one-trick pony! Well, Italians do this too. A lot. Let's see some of the things they say, some of which will make perfect sense, and some of which will seem

From playlist Italian