ellipalmer's review against another edition

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I hope to finish! My loan on the audiobook from the library ended. This is a slow listen because you have to be paying decent attention. 

kalanadi's review against another edition

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challenging informative fast-paced

2.5

scytale's review against another edition

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adventurous challenging informative lighthearted relaxing slow-paced

4.5

tyrshand's review

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5.0

I had no idea math could be so entertaining! I really enjoyed her way of writing and the narrator's performance of it all. So much quirk and logic and humor. (plus cooking metaphors!) I'll definitely be looking into more of her books.

chachachuy's review

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adventurous challenging funny informative medium-paced

4.0

#GuadalupeReinas2020 - Libro de divulgación científica

De todos los libros que escogí para el maratón, este es al que más ganas le traía. 
Curiosamente, para mí este libro terminó cumpliendo con las consignas de 'libro que te haga sonreír o carcajear' y 'libro de un mundo en el que quisieras vivir'. Y es que la brillante y creativa Dra. Cheng es muy carismática y paciente para llevarte de la mano a explorar su mundo de teoría de conjuntos, teoría de categorías y lógica matemática. Su curiosidad y sentido del humor son contagiosos. 
Gracias a este libro me divertí reaprendiendo algunos de los teoremas y conceptos más abstractos y difíciles de enfrentar de la universidad.
Soy su fan de por vida.

halfmanhalfbook's review against another edition

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3.0

There are some big numbers out there, footballers earn a jaw dropping amount per year, for what I am not entirely sure… The global economy is around US$107.5 trillion, there are approximately seven quintillion, five hundred quadrillion grains of sand on the earth and it is thought that there are 10 times as many stars as that. All of these numbers are frankly huge, enormous, gargantuan even, but compared to ∞ they are a mere drop in the ocean. In this book, Eugenia Cheng takes us on a journey to the outer reaches of the mathematical universe to contemplate the slightly abstract concept that is infinity. In it she poses various questions about this number, asking if 1 + ∞ is larger than ∞ + 1, are some infinities larger than others, can you fit an infinite number of people in Hilbert's Hotel and when does a number start becoming irrational.

Thankfully this book has lots of diagrams as Cheng sets about explaining the concepts of infinity, from the very simplest right up to the most detailed. I found most of it straightforward, but occasionally it was fairly tough going. When trying to get your head around infinity has challenged mathematicians for ages so it is not going to be easy for us mere mortals. Cheng endeavours to keep the prose readable, however, someone who has not picked up a maths book since school might struggle with this, but most of the time she gets the concepts across clearly. Overall a good introduction to infinity.

halfmanhalfbook's review against another edition

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3.0

There are some big numbers out there, footballers earn a jaw dropping amount per year, for what I am not entirely sure… The global economy is around US$107.5 trillion, there are approximately seven quintillion, five hundred quadrillion grains of sand on the earth and it is thought that there are 10 times as many stars as that. All of these numbers are frankly huge, enormous, gargantuan even, but compared to ∞ they are a mere drop in the ocean. In this book, Eugenia Cheng takes us on a journey to the outer reaches of the mathematical universe to contemplate the slightly abstract concept that is infinity. In it she poses various questions about this number, asking if 1 + ∞ is larger than ∞ + 1, are some infinities larger than others, can you fit an infinite number of people in Hilbert's Hotel and when does a number start becoming irrational.

Thankfully this book has lots of diagrams as Cheng sets about explaining the concepts of infinity, from the very simplest right up to the most detailed. I found most of it straightforward, but occasionally it was fairly tough going. When trying to get your head around infinity has challenged mathematicians for ages so it is not going to be easy for us mere mortals. Cheng endeavours to keep the prose readable, however, someone who has not picked up a maths book since school might struggle with this, but most of the time she gets the concepts across clearly. Overall a good introduction to infinity.

richardmtl's review against another edition

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3.0

I actually DNF this one. The concepts are just too bizarre for me to follow along, even though the author made a valiant effort. Sometimes her analogies and anecdotes felt a little forced.
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