I have seen the movie “money ball” yesterday. It is interesting movie to me. Because this movie is say about baseball and database management. There is one team which has a small market, and has poor performance. Besides, team’s ace will be traded out soon, Because of poor condition of team’s finances, team can’t buy good player. In this situation Billy Beane who is the GM of the team made up his mind to attempt new challenge. Until then, the measurement of player is 5things called in…

Yesterday, I had written about using macro manage access.

Now I will write about using VBA management access.

In fact, what I want to make at the first have difference with what I made only using macro.

Originally, I want make a form that include table what changed for condition. But, in my first version, I had made a several form instead make it.

But using VBA isn’t easy without study enough.

So, I studied about VBA, and make code

At first, I had…

Study about php

I just have started to study php.

At first, I have study basic php.

But, I even have error for play this simple php.

I just want output image at my post, but I have error.

I had wrote

<?php

{

$a="…

I just have been read paper “Algebra of systems: A Metalanguage for Model Synthesis and evaluation”, that is our professor koo written.

This is paper what is described using closure property find optimization system of complex model.

And this paper gives Apollo mission mode an example; explain optimization using OPN-IDE.

At first part, he introduces what is algebra and background of algebra.

And part 2, he explain about system abstractions.

At…