Riddles of the sphinx, and other mathematical puzzle tales by Martin Gardner

By Martin Gardner

Martin Gardner starts Riddles with questions about splitting up polygons into prescribed shapes and he ends this ebook with a suggestion of a prize of $100 for the 1st individual to ship him a three x# magic sq. such as consecutive primes. merely Gardner may possibly healthy such a lot of diversified and tantalizing difficulties into one ebook.

This fabric used to be drawn from Gardner's column in Issac Asimov's technology Fiction journal. His riddles awarded the following include the responses of his preliminary readers, besides additions advised by way of the editors of this sequence. during this e-book, Gardner attracts us from inquiries to solutions, constantly providing us with new riddles- a few as but unanswered. fixing those riddles isn't really easily an issue of good judgment and calculation, notwithstanding those play a task. good fortune and notion are elements as well., so rookies and specialists alike may possibly profiably workout their wits on Gardner's difficulties, whose matters variety from geometry to notice play to questions in relation to physics and geology.

We ensure that you'll remedy a few of these riddles, be stumped by means of others, and be amused through just about all of the tales and settings that Gardner has devised to elevate those questions.

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Seasonal Affective Disorder For Dummies (For Dummies (Health by Laura L., PhD Smith, Charles H., PhD Elliott

By Laura L., PhD Smith, Charles H., PhD Elliott

Examines the professionals and cons of sunshine therapyAn available method of preventing unhappy options and searching on the brighter facet of lifeDo you be afflicted by wintertime woes? you've got seasonal affective ailment (SAD), a major yet treatable . This pleasant consultant is helping you establish signs, consult your health care professional, and get a correct analysis. You get the most recent at the a number of drug and non-drug cures in addition to assistance for dismantling unhappy considering and feeling greater via way of life changes.* cease unhappy sooner than it starts off* visual display unit your triggers and signs* examine substitute cures* lessen your pressure and anxiousness* live to tell the tale a tragic relapse

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Algebra, 2nd Edition by Prof. Dr. Ernst Kunz (auth.)

By Prof. Dr. Ernst Kunz (auth.)

Inhalt
Inhalt: Konstruktion mit Zirkel und Lineal - Auflösung algebraischer Gleichungen - Algebraische und transzendente Körpererweiterungen - Teilbarkeit in Ringen - Irreduzibilitätskriterien - Ideale und Restklassenringe - Fortsetzung der Körpertheorie - Separable und inseparable algebraische Körpererweiterungen - Normale und galoissche Körpererweiterungen - Der Hauptsatz der Galoistheorie - Gruppentheorie - Fortsetzung der Galoistheorie - Einheitswurzelkö rper (Kreisteilungskörper) - Endliche Körper (Galois-Felder) - Au flösung algebraischer Gleichungen durch Radikale.

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Algèbre et Analyse. Classes Terminales C, D et T by Lebossé C., Hémery C.

By Lebossé C., Hémery C.

Cours conforme aux programmes du eight juin 1966.

Table des matières :

Livre I : Ensembles fondamentaux

Leçon 1 — Ensembles — functions et fonctions — variations ponctuelles
Leçon 2 — Lois de composition — buildings algébriques
Leçon three — L’ensemble N des entiers naturels — examine combinatoire
Leçon four — L’anneau Z des entiers relatifs
    Addition et soustraction
    Multiplication et division
Leçon five — Le corps Q des nombres rationnels
    Opérations sur les rationnels
Leçon 6 — Le corps R des nombres réels
    Le corps R des nombres réels
    Racines
    Interprétation géométrique des réels
Leçon 7 — Le corps C des nombres complexes
    Interprétation géométrique
    Puissances et racines
Leçon eight — purposes trigonométriques de C — Équations du moment degré dans C — functions géométriques

Livre II : Arithmétique

Leçon nine — Congruences dans Z — department euclidienne dans N
Leçon 10 — Plus grand commun diviseur — Plus petit commun multiple
Leçon eleven — Nombres premiers — purposes aux fractions
Leçon 12 — Numération — Nombres décimaux

Livre III : Étude des fonctions

Leçon thirteen — Fonctions d’une variable réelle — Limites — Formes indéterminées — Fonctions continues
Leçon 14 — Dérivées — Calcul des dérivées — Dérivées successives
Leçon 15 — version des fonctions — Courbes d’équation y = f(x) — Fonctions : y = ax² + bx + c, fonction homographique, y = ax³ + bx² + cx + d; y = ax⁴ + bx² + c
Leçon sixteen — Fonctions : y = (ax² + bx + c)/(a’x + b’), y = (ax² + bx + c)/(a’x² + b’x + c’) — Fonctions irrationnelles — Fonctions diverses
Leçon 17 — Fonctions primitives — Interprétation et functions des primitives
Leçon 18 — Calcul de volumes
Leçon 19 — Suites de nombres réels — Progressions arithmétiques — Progressions géométriques
Leçon 20 — Fonction logarithme népérien — Logarithmes base a — Logarithmes décimaux
Leçon 21 — Fonctions exponentielles — Fonctions e^x et e^(−x) — Fonction a^x — Applications

Livre IV : Applications

Leçon 22 — Équations différentielles — Fonctions vectorielles
Leçon 23 — Calcul numérique — Tables numériques
Leçon 24 — Règle à calcul

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The search for truth by Bell E.T.

By Bell E.T.

Contents: taking a look ahead; Case Histories; the good Pyramid; the traditional Cambodians; the child Prodigy; The Treaty of Croton; Paralyzed and Petrified; during the Tunnel; Bogged; break out; Heathen Gods; technology and Religiosity; previous Clo'; the good Emancipator; The Fourth measurement; The final Idol; Retrospect; and The Priesthood of technology.

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Symmetries in Elementary Particle Physics: 1964 by A. Zichichi

By A. Zichichi

Symmetries in easy Particle Physics makes a speciality of the tactics, methodologies, developments, and reactions in easy particle physics. the choice first bargains details on symmetry ideas in particle physics and vector and axial currents less than first order symmetry breaking. Discussions specialise in regulations following from cost conjugation; non-renormalization theorem for the vector present octet; moment classification amplitudes for leptonic decays; and discrete symmetry operations. The textual content then takes a glance at tools for assigning spin and parity to baryon resonances and basic evaluate of neutrino physics. The booklet examines momentum spectrum of positrons from muon decay and the prestige of sturdy electromagnetic and vulnerable interactions. subject matters contain easy physics, conservation legislation, query of dynamics, and existential questions. the choice is a in charge reference for readers attracted to the symmetries in common particle physics.

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