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Arithmetics in which you can divide by zero
When I was still in primary school, I was fascinated by things you “can’t do” in mathematics and developed a “theory” of division by zero. (...)
June 8, 2014 – Jakub Marian – Mathematics
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Is it possible to divide by zero?
This is a common question on mathematical discussion boards, with people sometimes feeling that mathematicians are too closed-minded for (...)
June 7, 2014 – Jakub Marian – Mathematics
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Learning Esperanto: Is it worth it?
Esperanto is the most widely spoken constructed language (unless you count Modern Hebrew as a constructed language). In this article, I (...)
June 5, 2014 – Jakub Marian – Esperanto
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Map of the percentage of people speaking German in the EU by country
German used to be a very popular language among educated people from all over Europe before the 20th century, but after World War I, and (...)
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Vietnamizer – make your writing look Vietnamese
Vietnamese is an interesting language in that it uses the most diacritical marks of all languages that use the Latin alphabet in their (...)
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By the way, have you already seen my brand new web app for non-native speakers of English? It's based on reading texts and learning by having all meanings, pronunciations, grammar forms etc. easily accessible. It looks like this:
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Map of the percentage of people speaking English in the EU by country
Some native English speakers’ attitude towards learning foreign languages could be summarized as “why should I learn a foreign language if (...)
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‘Both’ vs. ‘either’ in English
Learners of English quite often confuse the words “both” and “either”, probably because these tend to be translated using a single word (...)
May 27, 2014 – Jakub Marian – English
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“I wish he did” / “I wish he would do” in English
English conditional is one of the most common sources of mistakes for non-native speakers. The most common pattern for conditional (...)
May 25, 2014 – Jakub Marian – English
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‘A couple is’ / ‘a couple are’ in English
A common mistake: English learners see “a couple”, which is in the singular, and assume that the verb must be in the singular, too. (...)
May 23, 2014 – Jakub Marian – English
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‘Boring’ vs. ‘bored’ in English
My mother (who learns English as a second language) asked me how to use words like “bored” and “boring”, “annoyed” and “annoying”, etc. (...)
May 18, 2014 – Jakub Marian – English
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