# Source Search Page

### Is there a simple explanation for calculus classes of why partial fractions work?

23+ hour, 3+ min ago —
...reaching only the top half of a standard Calculus class here at **Michigan**... ...As a **general** note, I've found that sum and product notation, and... ...Actually, I think the **general** case is easier to understand....

### Greatest common divisor applications

1+ day, 22+ hour ago —
...of periodical curves such as Roulettes (Spirograph curves), **Star** **Polygons**... ...Another classic is the following: Going back to **Euclid**, I have found... ...I think for the most elementary level of introduction **Joel** and **Benjamin**... ...should try too. $3.$ This one may overflow for a high school **student**...

### Proof by Contradiction vs. Proof of Negation

2+ week, 4+ hour ago —
...nProof by contradictionnI steal an example from **Neil** **Strickland**... ...can read a great account of the difference in this blog post of **Andrej**... ...The infinite **Ramsey** theorem implies the finite one.... ...What strategy **stealing** shows is "This player does not have a winning...

### secondary education - solve 1 <2. does it make sense to ask this? - Mathematics Educators Stack Exchange...

1+ week, 1+ day ago —
...my students would say: **Teacher**, there is nothing to solve for .....

### secondary education - solve 1 <2. does it make sense - Mathematics Educators Stack Exchange

1+ week, 1+ day ago —
...my students would say: **Teacher**, there is nothing to solve for .....

### Generating function example

1+ week, 1+ day ago —
...first 12 pages, until Fibonacci numbers and **Ch** 1.4 "a three term... ...nNow all examples till **Ch** 1.4, has solutions without generating... ...question, answer, and the article linked on the accepted answer: **MO**...

### Why are most teachers seem to have a rule-following approach in teaching mathematics?

1+ week, 3+ day ago —
...However, my **teacher** never did the proof.... ...["I am a Calculus **student** at a private high school....

### Math problems amount to some learning? So how would I tackle alot of problems given a time interval?

1+ week, 3+ day ago —### Reference request for 1960s-1970s Australia/NZ primary-level textbooks

1+ week, 3+ day ago —
...and New **Zealand** in the period immediately following decimalization... ...These may be with or without **Imperial** units of length, weight, etc...

### Students' Messy Sheets: The Big Problem of Exams and Homeworks

1+ week, 4+ day ago —
...**Student**: But at this point.... ...**Student**: But this (slightly different) argument works.... ...**Student**: But it is clear from Y.... ...**Student**: (Leaves with new insight but the same grading… In most cases...