Решение:
Формула (15) может оказаться полезной интеграл для вычисления обычных интегралов (в смысле Римана). Проиллюстрируем это на следующем примере.
Пусть
![](data:image/png;base64,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)
- "кусочно-полиномиальная" функция в промежутке
![](data:image/png;base64,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)
; это означает, что промежуток разлагается на конечное число частей точками
![](data:image/png;base64,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)
так, что в каждой из частей функция
![](data:image/png;base64,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)
представляется полиномом не выше
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA0AAAAPCAYAAAA/I0V3AAAAAXNSR0ICQMB9xQAAAAlwSFlzAAAOxAAADsQBlSsOGwAAABl0RVh0U29mdHdhcmUATWljcm9zb2Z0IE9mZmljZX/tNXEAAACeSURBVDjLY2hsbGQgFTMMEU31eR6GsgwMbxgYGP4bRzf4dHSk8XjIMOwB8WXdcopx2lRfHytpxGC0O7I+0tCIQfaUR169YY6bbDFeTQ3Rxj4MxlELo42N62Pr6yXBtsnKrgRpxqkpyphhoYyMzFGQ8+BOlvVYmdbRwYPdT0CnGTMw3EV2CjanYQYEkqkQ/wH9Fe2RbOyWlzIUI5fmmgAjLx2K/ApdRAAAAABJRU5ErkJggg==)
-й степени. Заменив значения функции
![](data:image/png;base64,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)
и всех её производных в точках
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA0AAAAPCAYAAAA/I0V3AAAAAXNSR0ICQMB9xQAAAAlwSFlzAAAOxAAADsQBlSsOGwAAABl0RVh0U29mdHdhcmUATWljcm9zb2Z0IE9mZmljZX/tNXEAAACLSURBVDjLY2hsbGQgFTMMQU05brLFDAwM/xkYZN+4uRnXMsh47Enr6ODBqqmjI43HQ4ZhD4Nx1EIQv74+VtKYgeGurFtOMU6boowZFsI0IBtiHN3gg1VTQ7SxDwOD8d3Y+npJmFh9noehLIPRKWQxFE24bEEWw6sJ5hdQYBjHxqZERtYbDvXIpYkmAOqSHZV/gHaIAAAAAElFTkSuQmCC)
и
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA0AAAATCAYAAABLN4eXAAAAAXNSR0ICQMB9xQAAAAlwSFlzAAAOxAAADsQBlSsOGwAAABl0RVh0U29mdHdhcmUATWljcm9zb2Z0IE9mZmljZX/tNXEAAACrSURBVDjLY2hsbGQgFTMMIU0dHWk8HjIMexgYGP7LuuUUk2RTlLFsr0devSHRmurrYyWNGIx2x9bXSxKtqSHa2IfBOGohSQERZcyw0Dg2NsWYgeEuyG8MMh570jo6eHBqAjkNotj4Lsh59XkehrIMDG+Moxt8cGpCdxrMELyawE5DUgCxSfYmekjiDTWQIdgCBafTctxki2F+wxt6YJNBIQbCeIJ9KKVyYjEA47tozQjw8+gAAAAASUVORK5CYII=)
нулями, обозначим через
![](data:image/png;base64,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)
величину скачка
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAkAAAARCAYAAAAPFIbmAAAAAXNSR0ICQMB9xQAAAAlwSFlzAAAOxAAADsQBlSsOGwAAABl0RVh0U29mdHdhcmUATWljcm9zb2Z0IE9mZmljZX/tNXEAAABlSURBVCjPY2hsbGQghBlopyjHTbaYgcH4bmx9vSQNrauvj5U0ZmC4y8DA8N84usEHp0kdHWk87nLGs5Ddg6GoPs/DUNY4qhevm0A+k3XLKcapaNWqUGYPWVmt0LQOHjqG+CBQBADrYeMs7ThWNQAAAABJRU5ErkJggg==)
-й производной
![](data:image/png;base64,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)
в
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA0AAAAUCAYAAABWMrcvAAAAAXNSR0ICQMB9xQAAAAlwSFlzAAAOxAAADsQBlSsOGwAAABl0RVh0U29mdHdhcmUATWljcm9zb2Z0IE9mZmljZX/tNXEAAACUSURBVDjLY2hsbGQgFTMMHk1RxgwLGRiM78bW10sOIudBnMXwn0HGY09aRwcP0TY1RBv7yLrlFJPkvChj2V6PvHpDojXV53kYysp6rER3Gl5NOW6yxdichlNTR0caj4cMwx7j6AYfojWBncZgdAo5Qglqwuc0uKb6+lhJIwbZU6CQImQLiiZjBoa7uCJzEGcNqmkCAO9LgQIOzlu7AAAAAElFTkSuQmCC)
-й точке
![](data:image/png;base64,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)
.
Пусть, далее,
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACMAAAAXCAYAAACBMvbiAAAAAXNSR0ICQMB9xQAAAAlwSFlzAAAOxAAADsQBlSsOGwAAABl0RVh0U29mdHdhcmUATWljcm9zb2Z0IE9mZmljZX/tNXEAAAI/SURBVEjH7ZZBTttAFIZ/hy1R10Afy66JH1G3LFBiCeguEonlXeVFhFwpRpoFKuPssoAzFLKpyg0KPUDLCQpVTsAV2qYzDqa2Y1zbBYlKtTSb0fj5m/f//4wxHA7xVMbDFcLUKLJuChiPCiNEZ4XZPiyy1mY+7Aix8igwQjjLDP7oSLlUZL2UzlK4Xojlv4LpAAsIx0wS9Rhqp7IoSAKIbYmUZOWkAL6pAj+otbev5w76myaxfVSlozbT0Wb/wCwNI0MQ+mL5wVrg8Baofe6ORos9xinbwXYVmMDmbXDvtBSMbuWuWRuT5Q3SrTZBl5YnG1VgpGc1COZlXOLcF86A2ttu4xVgTtIJyCoWwePOWzCSc2e1vM3cCzIauYttwrmq8lPVUsO8jn84bDN4koYJZQS+G6Ab7Ql9rsgu7+i5SN7fqcIkLvMf29kzMQbbJ5maZ8BEw7NoAHN3vNciX3njXXbES8DcveAEW2VhZjLiRiXPz61dFCaMboYvisAI4dat5/jEXbnzIDCqxfsg6yLSeX7ndJWVJm1Yr8Wv19fpfRTf6czERmUD652lI51X7PaDC9qwZPUHITC1P3Rc95mG0+dUpWhriVax+jVeYP4UxUlchr42rU7NrWGjROo5DZfYjE5YKhhz17s+C3Q7Q4kyUpDwjW+tEfeOkfNbcG9KmY7TG017xNdxVF1hAn8ucgFm3TGFbvqMX46kD5yXL9QuA5WSN64Q9WKF3Xqz6WyUgXGazY2s+k/ml/M/zD8D8wuvTHkkYC8u/QAAAABJRU5ErkJggg==)
- любая непрерывная функция; положим
![](data:image/png;base64,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)
и, вообще,
![](data:image/png;base64,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)
Тогда имеет место следующая формула:
![](data:image/png;base64,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)
Действительно, последовательно находим
![](data:image/png;base64,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)
двойная подстановка исчезает, а интеграл
![](data:image/png;base64,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)
Аналогично
![](data:image/png;base64,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)
и т.д.
Установим в заключение, с помощью формулы (11) одно полезное обобщение формулы интегрирования по частям для обыкновенных интегралов. Именно, если
![](data:image/png;base64,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)
и
![](data:image/png;base64,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)
обе абсолютно интегрируемы в промежутке
![](data:image/png;base64,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)
, а
![](data:image/png;base64,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)
и
![](data:image/png;base64,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)
определяются интегральными формулами:
![](data:image/png;base64,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)
то справедлива формула
![](data:image/png;base64,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)
(19)
Для доказательства, по формуле (11) заменим интеграл слева интегралом Стилтьеса интеграл проинтегрируем по частям (п.5):
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAwAAAAXCAMAAAAIul6NAAAAAXNSR0ICQMB9xQAAAANQTFRFAAAAp3o92gAAAAF0Uk5TAEDm2GYAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAAZdEVYdFNvZnR3YXJlAE1pY3Jvc29mdCBPZmZpY2V/7TVxAAAADUlEQVQoz2NgGAVEAgABKwAByLyF1AAAAABJRU5ErkJggg==)
Остается ещё раз применить формулу (11) к последнему интегралу, чтобы прийти к (19).
Здесь функции
![](data:image/png;base64,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)
и
![](data:image/png;base64,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)
играют как бы роль производных от функций
![](data:image/png;base64,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)
,
![](data:image/png;base64,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)
не будучи ими на деле. При непрерывности функций
![](data:image/png;base64,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)
и
![](data:image/png;base64,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)
мы возвращаемся к обычной формуле интегрирования по частям, ибо тогда, наверное
![](data:image/png;base64,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)
Геометрическая иллюстрация интеграла Стилтьеса
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)
Рассмотрим интеграл
![](data:image/png;base64,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)
(20)
предполагая функцию
![](data:image/png;base64,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)
непрерывной интеграл положительной, а
![](data:image/png;base64,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)
- лишь монотонно возрастающей (в строгом смысле); функция
![](data:image/png;base64,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)
может иметь и разрывы (скачки).
Система параметрических уравнений
![](data:image/png;base64,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)
(21)
выражает некоторую кривую
![](data:image/png;base64,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)
, вообще говоря, разрывную (рис). Если при некотором
![](data:image/png;base64,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)
функция
![](data:image/png;base64,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)
испытывает скачок, так что
![](data:image/png;base64,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)
, то этим предельным значениям
![](data:image/png;base64,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)
отвечает одно интеграл то же предельное значение
![](data:image/png;base64,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)
, равное
![](data:image/png;base64,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)
. Дополним кривую
![](data:image/png;base64,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)
всеми горизонтальными отрезками, соединяющими пары точек
![](data:image/png;base64,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)
и
![](data:image/png;base64,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)
отвечающие всем скачкам функции
![](data:image/png;base64,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)
(см. рис). Таким образом, составится уже непрерывная кривая
![](data:image/png;base64,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)
. Покажем, что интеграл (20) представляет площадь фигуры под этой кривой, точнее, площадь фигуры, ограниченной кривой
![](data:image/png;base64,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)
, осью и двумя крайними ординатами, отвечающими абсциссам
![](data:image/png;base64,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)
и
![](data:image/png;base64,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)
.
С этой целью разложим промежуток на части точками
![](data:image/png;base64,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)
и в соответствии с этим промежуток
![](data:image/png;base64,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)
на оси
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA0AAAAPCAMAAAAI/bVFAAAAAXNSR0ICQMB9xQAAAANQTFRFAAAAp3o92gAAAAF0Uk5TAEDm2GYAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAAZdEVYdFNvZnR3YXJlAE1pY3Jvc29mdCBPZmZpY2V/7TVxAAAADElEQVQY02NgGG4AAADSAAE9ewGOAAAAAElFTkSuQmCC)
- на части точками
![](data:image/png;base64,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)
Введя наименьшее и наибольшее значения
![](data:image/png;base64,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)
и
![](data:image/png;base64,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)
функции
![](data:image/png;base64,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)
в
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAkAAAARCAYAAAAPFIbmAAAAAXNSR0ICQMB9xQAAAAlwSFlzAAAOxAAADsQBlSsOGwAAABl0RVh0U29mdHdhcmUATWljcm9zb2Z0IE9mZmljZX/tNXEAAABYSURBVCjPY2hsbGQghBlopyjHTbaYgcH4bmx9vSQNrauvj5U0ZmC4y8DA8N84usEHp0kdHWk87nLGs5Ddg6GoPs/DUNY4qhevm/JcZK1kXfKs6BiYQ0URAEaf45yFTrQzAAAAAElFTkSuQmCC)
-м промежутке
![](data:image/png;base64,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)
, составим нижнюю интеграл верхнюю суммы Стилтьеса-Дарбу
![](data:image/png;base64,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)
Легко видеть теперь, что они представляют площади фигур, составленных из входящих интеграл из выходящих прямоугольников, между которыми содержится рассматриваемая криволинейная фигура.
Так как при стремлении к 0 всех
![](data:image/png;base64,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)
обе суммы стремятся к общему пределу (20), то отсюда следует, что наша фигура квадрируема и площадью её служит действительно интеграл (20).
Пусть в промежутке
![](data:image/png;base64,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)
функция
![](data:image/png;base64,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)
ограничена:
![](data:image/png;base64,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)
а
![](data:image/png;base64,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)
монотонно возрастает. Если существует интеграл Стилтьеса
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA0AAAARCAYAAAAG/yacAAAAAXNSR0ICQMB9xQAAAAlwSFlzAAAOxAAADsQBlSsOGwAAABl0RVh0U29mdHdhcmUATWljcm9zb2Z0IE9mZmljZX/tNXEAAAA+SURBVDjLY2hsbGQgFTMMrKYoY4aFDAwM/2FY1i2nmCibctxkixkYZN945NUbEu08sG3GUQsHYUCMahoemgD6oEqDFLfo+AAAAABJRU5ErkJggg==)
от
![](data:image/png;base64,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)
по
![](data:image/png;base64,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)
, то имеет место формула
![](data:image/png;base64,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)
(22)
Это и есть теорема о среднем для интегралов Стилтьеса.
Для доказательства будем исходить из очевидных неравенств для стилтьесовской суммы
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAPCAYAAADtc08vAAAAAXNSR0ICQMB9xQAAAAlwSFlzAAAOxAAADsQBlSsOGwAAABl0RVh0U29mdHdhcmUATWljcm9zb2Z0IE9mZmljZX/tNXEAAACgSURBVDjLY2hsbGSgBDMMTgPq8zwMZRkY3jAwMPzHxLJvPPLqDXEakOMmW8zAYHw3tr5eEsTv6EjjcTN2q03r6OAh6IKGaGMfZM3Ihsq65RTjNQBkk4cMwx5sCsGuMo5aiNcAiL9lbyL7j5DBWAxgeGMc3eCD6S3UgMPrBQYZjz2wAINoZviPbijOQKyvj5U0ZmC4i4gyzAAdIimRrgYAAJOVXTEWdaTIAAAAAElFTkSuQmCC)
: