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Section

Working

With

The

HP-15C gives

you the

ability

perform numerical integration

using

[7T|.

This section shows

you how to use

|7T|

effectively

and

describes techniques

that

enable

you to

handle

difficult

integrals.

Numerical Integration Using

f/T|

calculator using numerical integration

can

almost never

calculate

integral precisely.

But the

[7T|

function

asks

you in a

convenient

way to

specify

how

much error

tolerable.

asks

you

to set the

display

format according

to how

many figures

are

accurate

in the

integrand f(x).

effect,

you

specify

the

width

of a

ribbon drawn around

the

graph

f(x).

The

integral estimated

[7T|

corresponds

to the

area under some unspecified graph lying

entirely within

the

ribbon.

course,

this

estimate could vary

by as

much

as the

area

of the

ribbon,

(7T|

estimates

this

area

too.

/is

the

desired integral, then

area under

graph

area

in the

ribbon

\the

ribbon/

The

HP-15C places

the

first

area

estimate

in the

X-register

and the

second

—

the

uncertainty

—

the

Y-register.

f(x)

Brand	HP
Model	HP-15C
Category	Calculator
Language	English

HP HP-15C Advanced Functions Handbook

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