EntranceHealth
All about hydrogen and hydrogen water
From the school chemistry course we know that hydrogen ranks first in Mendeleev’s periodic table and is the smallest and simplest element. Moreover, its importance in the course of various chemical processes, including for human health
“The influence of the Internet on the life of modern man”
The World Wide Web has long become an integral part of our lives. On the Internet we work, communicate, shop and even relax. Surely, many of you have repeatedly caught yourself thinking that without the Internet, life would become impossible. However, several
Abstract: “The influence of the Internet on the life of a modern person
The Internet, which has firmly entered our lives, as a fairly new, massive and large-scale phenomenon, cannot help but reshape us to suit itself. There are many widespread opinions about how exactly the Internet influences human consciousness, and they vary from
Interesting facts and useful tips Topic 30 The influence of art on humans
In recent years, “emotions” have been given great importance in our country: it is no coincidence that today almost every organization employs a professional psychologist, and regularly seeking psychological help becomes natural for many people
The colossal influence of art on the emotional sphere The influence of painting on the human psyche
Report on the topic “How Art influences our lives” Prepared by Danila Ivanov, 9”A” class Yekaterinburg - November 10, 2016 Art is a kind of reflection of the true essence of a person. And it doesn’t matter at all whether he is a great artist or a connoisseur of art.
Lunar and solar eclipses
February 11, 2017 at 03:45 - penumbral Lunar eclipse in the sign of Leo; February 26, 2017 at 14:59 - annular Solar Eclipse in the sign of Pisces; August 7, 2017 at 18:21 - partial Lunar eclipse in the sign of Aquarius; August 21, 2017 at 6:2 pm
About the spiritual health of the family - ano family of russia
2014-06-01 Spirituality is a state of mind, the behavior of each of us in emergency life situations, these are our thoughts, speech, actions, internal factors of a person. If there are no spiritual needs, say nothing about the spiritual development of a person and his
Determine which line defines the equation online
defines a curve on the plane. A group of terms is called a quadratic form, a linear form. If a quadratic form contains only squares of variables, then this form is called canonical, and the vectors of an orthonormal basis in which the quadratic
Mean square approximation of table-specified functions The condition for the best mean square approximation has the form
Let the table contain function values obtained, for example, from experiment, i.e., measured with an error. Then the approximation using the interpolation apparatus, which is based on equating the values of the polynomial at the interpolation nodes with tabular ones
The smallest and largest values of a function on a segment
Let the function $z=f(x,y)$ be defined and continuous in some bounded closed domain $D$. Let the given function in this region have finite partial derivatives of the first order (except, perhaps, for a finite number of points). To find