VOL.48 January 2004 | |
---|---|
Preface | |
Teaching mathematics for the sake of students | Toshihiko Miyaji |
Lectures | |
Traditional Japanese Mathematics 'Wasan' Part XI | Hinoto Yonemitsu |
Serialization | |
A certain historical analysis of the novel Uncle Petros and Goldbach's Conjecture by Apotolos Doxiadis (V) | Kouji Osima |
Research | |
A note on the calculation of | Mikio Otsuka |
On yhe calculation of the real solutions of Fermat's equation x3+y3=z3 | Satoru Origasa |
On the extension of an inequality according to the triangle (continuation) | Mitsuhiro Kumano |
On some generalization of Nihei's functional equation | Mitsuhiro Kumano |
Similar problems and their different solutions | Nobutaka Shigeki |
Lucky resolution of Diophantine equation (III) | Minoru Shimobayashiyama |
On a novel way to factor quadratic polynomials | Masataka Kaname |
Proof of some theorems using Garfield's trapezoid | Shigeshi Shirasaka |
On some inequalities lurking the trapezoids | Shigeshi Shirasaka |
Gauss's method to solve equation x2≡A(mod m) (I) | Shozo Serizawa |
On Newton's theorem | Kaoru Takamura |
Number π takes a constant value independently of the diameter of the circle. Is this a theorem to be proved or not? | Kiichiro Tanaka |
Construction of the inequality | Masakazu Nihei |
Marriage theorem and its application | Masakazu Nihei |
A 'proof' of additive exchange law about natural quantity | Motohiro Fujigaki |
Learning from a Wasan problem | Taichi Maerkawa |
On the calculation of the value of the exponent and the logarithm | Yasuo Matsuda |
How to see the image of the linear transformation | Yasuo Matsuda |
On the extensions of Morley's theorem(2) | Seiichi Manyama |
Another circle of Takada | Seiichi Manyama |
Education in Mathematics | |
The revival of the traditional spirit for the value of ζ(2n) | Mitsuhiro Kotani |
Regarding the quadratic function as geometric material | Hisao Todoroki |
Research of the cubic function | Yasuo Matsuda |
Solutions to the problems | |
No.471 | Katsuhiko Shiozaki |
No.472 | Hirnoto Yonemitsu |
Problems | |
No.481,482, 483 | |
Echo | |
From the directors |
vol.50 October 2004 | |
---|---|
Preface | |
On my career in the research of elementary mathematics | Yasuo Matsudai |
Lectures | |
Traditional Japanese Mathematics `Wasan` Part 13 | HinotoYonemitsu |
Research | |
sin20°+sin40°=sin80 ° | Hirohumi Uda |
On the convex function and its applications | Mitsuhiro Kumano |
On the generalization of the nonlinear reccurence formula | Mitsuhiro Kumano |
From finity to infinity (11) | Mitsuhiro Kotani |
Some proofs of the existence of the orthocenter | Nobutaka Shigeki |
On some problems on d(n) | Mitsuaki Takabayashi |
Irrationality of an infinite decimal | Shinsei Tazawa, Yasuo Ohno |
Various calculations of the volume of the cone | Mitsuharu Nagano |
Elementary calculations of δ(2),δ(4) | Shin-ichi Nisimura |
Seiichi Manyama | |
Soddy's Theorem | Harushi Hiraiwa |
Finding a mathematics problem with enjoyment | Taichi Maerkawa |
How ot solve a Wasan problem - A proof Without Words | Taichi Maekawa |
On various bases | Yasuo Matsuda |
On generalizations of Gua's theorem | Akira Minami |
On Bernoulli's number, Takakazu Seki's Torisu and Yoshisuke Matsunaga's Taiinritu | Hinoto Yonemitsu |
Education in Mathematics | |
On the education of integrals independento of differential calculus | Mitsuhiro Kotani |
Teaching to find the background of figures, not auxiliary lines | Hiroyasu Yamazaki |
Investigation of golden numbr(2) | Toshihiko Miyaji |
Solution to the problem | |
No.491 | Harushi Hiraiwa |
No.492 | Katsuhiko Shiozaki |
No.493 | Yasuo Matsuda |
Problems | |
No.501,502 | |
Echo, From the directors |
vol.51 March 2005 | |
---|---|
Preface | |
Some happenings before I began to love mathematics | Shigeshi Shirasaka |
Lectures | |
Traditional Japanese Mathematics `Wasan` Part 14 | HinotoYonemitsu |
Research | |
Two squares which jointly own a top | Hiroshi Asami |
On the extended theorem of Symson's line and the theorem of Feuerbach (19) | Toshiyuki Kinoshita |
On every other segment in the circle | Mitsuhiro Kumano |
From finity to infinity (12) | Mitsuhiro Kotani |
The revival of the traditional spirits for the value of ζ(2) (3) | Mitsuhiro Kotani |
Inequalities making use of a matrix | Nobutaka Shigeki |
Difference equation and Laplace transform | Shozo Sereizawa |
On some problems on d(n) (2) | Mitsuaki Takabayashi |
Evolution | Kaoru Takamura |
An upper bound | Masakazu Nihei |
Repeating decimal reprensented by the recurrence formula | Yasuo Matsuda |
Education in Mathematics | |
An introduction of the twenty-year records of Hokkaido high school mathematics contest | Yasuo Matsuda |
An introduction of the 55th seminar of academic and career couseling of the high school | Kazumasa Ikeda |
Topics of the mathematical history which are usable for the school lessons | Tonkoh |
On a relation between theequation tanα=tan(β+γ) are the Fibonacci number | Toshio Nagata |
How to learn Fibonacci sequence with our students | Toshihiko Miyaji |
The theorem of giving and taking | Yasuo Matsuda |
Solution to the problem | |
No.501 | Seiichi Mannyama |
No.502 | Toshi Sugiyama |
Problems | |
No.511,512,513 | |
Echo, From the directors |
vol.52 August 2005 | |
---|---|
Preface | |
On the mathematical researches discovering some theorems and problems | Toshio Seimiya |
Lectures | |
Traditional Japanese Mathematics `Wasan` Part 15 | Hinoto Yonemitsu |
Research | |
On the extended theorem of Symson's line and the theorem of Feuerbach (20) | Toshiyuki Kinoshita |
On the estimation forthepartial sum of the harmonic series | Kennichi Kizima |
The volume of the common parts of two or three cylinders which cross each other orthogonally | Nobutaka Shigeki |
On great or small comaparisons and | Mitsuhiro Kumano |
On the indeterminate equation | Minoru Shimobayashiyama |
Can we express the sum of factorials in the k-th power of an integer ? | Mitsuaki Takabayashi |
Evolution | Kaoru Takamura |
Reading "An upper bound " | Takashi Hokutoh |
On the open problem and the article about the Fibonacci series and the repeating decimal reprented in NO.51 | Teruo Nishiyama |
How to divide a length into an odd number ofsome number | Momoyo Fukuhara |
The cake point | Yasuo Matsuda |
The decision whether a number is a multiple of some number | Yasuo Matsuda |
A new method of exacting the square root | Yasuo Matsuda |
Education in Mathematics | |
Various questions from various students | Kazumasa Ikeda |
The problem " how many mathods are there to put 8 balls in 3 boxes" | Yasuo Matsuda |
On the lessons which we should pay attention to in the development of mathematics problems | Toshihiko Miyaji |
On Hayashi and Kariya's book The equationr | Toshihiko Miyaji |
Solution to the problem | |
No.511 | Toshi Sugiyama |
No.512 | Katsuhiko Shiozaki |
No.513 | Yasuo Matsuda |
Problems | |
No.521,522 | |
Echo, From the directors |