Saturday, April 7, 2012

The history and development of Mathematics, Part I (still ongoing)

Have you ever heard the term integral? Differential? Series and even up to a cryptography called? Yes, it is one branch of mathematics that popular in academic circles where it is able to transform and lead the world into a world that has the best civilization in the universe.

Mathematical sciences indeed have swept the world in various aspects. Because of the calculation and analysis we are able to make something. According to the words of our friend from Gadjah Mada University, Mathematics is just like life, they both need calculation. Therefore, let us consider carefully Mathematics and within the shortest possible time.
 
Preliminary
Mathematics is a branch of pure science or the beginning of a word by means of a study to understand the value of a quantity that can be integrated into the space, the structure and the possibility of change. In the concept of the mathematicians (call for a mathematician) to make an analysis in terms of different perspectives and transform it into a concept analysis is arranged in a neat and systematic.
From the definition above, then the math does make the concept of good analysis that takes the power of thought with logic and reason are qualified. Through logic and reason that the mathematics is able to penetrate a variety of disciplines that have developed at this time. Mathematics in economics, science, medicine and others.

History and development
In general, we may already know that most of the disciplines that exist in this world comes from the land of the god Zeus. It is indisputable, mathematics comes from the Greek word "Mathema" which means the assessment, learning, science, the scope is narrow. However, do not dwell in the assessment of math word, because as we have seen that mathematics has a broad scope.
Early introduction of mathematical concepts formulated by Aristotle who said that mathematics is a science concept that systematic, and it is true that we've been taught not to good at math to calculate, but how are we to analyze a problem in a systematic and logical reasoning.

Hawsen in 1974 to share briefly the development of mathematics, namely:
Ancient Egypt (Babylonia and Mesopotamia); mathematics has been used in trading, forecasting in agricultural season, the technique of making the building water.
Ancient Greek civilization; mathematics is used as a way of thinking by applying national measures and specific definitions on matters related to mathematics. At that time about 300 BC Endid in his book systematically presents various of postulates and theorems.
Arabia, China and India in the year 1000 has been developed in algebra even arithmetical algebra word of Arabic algebra. At that time been obtained by the method of calculating the number 0 and the decimal to the practicality of how to use algebra to.
Renaissance Mathematics, modern era has been applied include calculus and differential. In the 18th century the industrial revolution, evolving science of measuring non Emelid by Ganes (1777-1855) and further developed by Einstein's theory of relativity.
 
However, there is also subsume the development of mathematics in general starting from the prehistoric period until the time of history. The development is seen from the famous figures of his time in the development of mathematics so that the area where the character's name he was born as a reference the development of mathematics. Here's the explanation:
 
Prehistoric Mathematics. The oldest relics have been found in areas of mathematics Swaziland, a country on the African continent. Relics are found precisely in the Lebombo mountains and probably dates from the year 35 000 BC. The relic is a bone contains 29 different nicks are deliberately scratched on the thigh bone of a baboon. Contains a scratch on a calculation of their menstrual cycles of women, which means that there is a concept to calculate the menstrual period.
 
Babylonian mathematics. Mathematical developments in this area is evident from the work of the Sumerians who began to build a civilization that can be seen on the 400 pieces of clay tablets written in the writings of the nail. There is little conclusive evidence on the plate is used as a place to write multiplication tables with geometrical exercises and division of numbers. Besides, in this period there was a major development when the topics are written related to other topics of fractions, algebra, quadratic and cubic equations.
 
Babylon plates that had been found turned out to give effect to the world to reveal the history of that, people use the Babylon system is the base number 60 or 60 or in the language of mathematics called number Sexagesimal Calculations. Of this number system is so we know 1 minute = 60 seconds, 60 minutes = 1 hour and 1 is a 360 degree rotation as well as a milestone on the arc of the circle.

Friday, April 6, 2012

The role of food additives in human life

As it is known that a food additive used in food industries to improve the quality of processed food, and the use of food additives is justified only if it is intended for the following purposes:
  • To maintain the nutritional value of food. For example, the addition of antioxidants such as BHA (butyl hydroxy-anisol) in the processing of vitamin A will maintain vitamin potency when added to food. 
  • For the consumption of a particular class of people who need food. For example, the addition of artificial sweeteners such as saccharin in food or drink, so it does not add calories to the food.
  • To maintain the quality or stability of food or to improve the properties of its organoleptic to not deviate from nature, and can help reduce food waste disposed. Preservatives play an important role in extending the shelf life of various types of food, making it possible for these foods are transported long distances, stored for a long time, but it still can still be safely consumed. WHO estimates that 20% of the world's food supply is lost or damaged due to decay. Without the use of preservatives such percentage will be higher.
  • For the purposes of manufacture, processing, supply, treatment, the container, packaging, transfer, or transportation. Some foods in the processing process requires the use of materials, such as stabilizers, cleaning materials, and metal binder. The use of these materials allows for large-scale industrial production of food composition and quality are constant throughout the year.
  • Make food more attractive. The use of food additives, such as dyes and textures repair materials varies so that the final product will have the appearance, taste, and appearance is always the same every time.
The use of food additives are not permitted for the purpose of:
  • Hiding the use of incorrect or that do not meet the requirements.
  • Contrary to conceal the workings of a good way for food production.
  • Hide damage to food.

Thursday, April 5, 2012

Schaums College Physics


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Author/ Publisher : Schaum`s Outlines
Format : PDF
Size : 6.335 KB

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Wednesday, April 4, 2012

Don`t let obesity Obstruct us, try simple diet program

In get over the problem of obesity, diet is one of the most capable and powerful to overcome. Among our own many diet programs that we hear from dietary carbohydrate (low carbohydrate diet) to low-fat diet high in calories. And even, some are saying the diet depends on blood type.

However, of so many diet programs that is recommended by experts many people who are not able to implement the diet. Starting from the well-known artists to ordinary people, all trying to avoid obesity by starting a diet program. But, most of them did not succeed in carrying out the diet program.

Diet basically requires diligence in implementing it. Example, a simple diet is a diet of fibrous organic foods and exercise regularly. Such a diet that we can not do just to carry it out for one week only, but get used to 21 days. It will make you feel accustomed to, because if after 21 days we will not implement them feel uncomfortable.

This diet program should also be supported by regular exercise. There is no need as long as it takes a lot of regular and able to burn fat in the body is not too high nor too low. For example, is running to fill our daily activities. We make it a habit to walk to activities that are not too far, do not get used to us to rely on existing vehicles, although the day was very hot at the moment. Habits such as these are often lost when we're running our diet program.



The important thing about this technique is that you constantly try to exercise and stay fit. In addition, you must develop a lifestyle that will keep you for ever use, and easy to move. That should be easy lifestyle to live, and can be used for your entire life. You can still hungry, but hunger is not the solution of this simple diet program

The most important of the diet program that you have to do is to never force your body to follow the diet program. Our body also requires certain conditions if it wants to do the diet. Diet is not synonymous with not eating or feeling hungry but a good diet program is how we manage the intake of nutrients that enter the body and turn it into a form of motion energy that is able to burn fat in the body.   

Fruit juice will help you. As we know, that the fruit is one of the sources are very good and healthy for the body, plus a minimal risk of fattening. Alternative to enjoy the fruits of good and tasty way to make juice, not a few who do this.

Finally
of course you can consult on a diet program with people who are experts in fields such as nutrition experts and health fitness coach that suits to you. For further information about diet program just find the best information at gym.
 

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