B Buffs

B Buffs

Native English Expressions | Ep.3

Do you feel lost when listening to native speakers? It’s likely because textbook English isn’t enough. Welcome to Native Expressions Ep.3. Real conversations are full of idioms, phrasal verbs, and cultural nuances. This series curates authentic expressions directly from podcasts and YouTube…

Native English Expressions | Ep.2

Do you feel lost when listening to native speakers? It’s likely because textbook English isn’t enough. Welcome to Native Expressions Ep.2. Real conversations are full of idioms, phrasal verbs, and cultural nuances. This series curates authentic expressions directly from podcasts and YouTube…

Native English Expressions | Ep.1

Do you feel lost when listening to native speakers? It’s likely because textbook English isn’t enough. Welcome to Native Expressions Ep.1. Real conversations are full of idioms, phrasal verbs, and cultural nuances. This series curates authentic expressions directly from podcasts…

Oxford 5000: 50 Words | Beginner | EP.9

Are you finding it hard to tackle the Oxford 5000 word list on your own? Welcome to Oxford 5000 Beginner Ep.9. These are the essential words you need for fluent communication. This series breaks them down step-by-step, categorized by difficulty…

From Linear Transformation to Rank & Nullity

Abstract network of connected lines and nodes illustrating linear transformation and vector mapping in linear algebra

Linear Transformation is essentially a specific rule for moving vectors from one vector space to another vector space while keeping the underlying structure intact. In this post, we will break down the formal definition, look at real-world examples (including Linear…