GOffice.Quad¶

Fields¶

Name	Type	Access	Description
h	`float`	r/w
l	`float`	r/w

Methods¶

class	`abs` (a)
class	`absl` (a)
class	`acos` (a)
class	`acosl` (a)
class	`add` (a, b)
class	`addl` (a, b)
class	`asin` (a)
class	`asinl` (a)
class	`atan2` (y, x)
class	`atan2l` (y, x)
class	`atan2pi` (y, x)
class	`atan2pil` (y, x)
class	`constant8` (data, base, scale)
class	`cos` (a)
class	`cosl` (a)
class	`cospi` (a)
class	`cospil` (a)
class	`div` (a, b)
class	`divl` (a, b)
class	`dot_product` (a, b)
class	`dot_productl` (a, b)
class	`end` (state)
class	`endl` (state)
class	`exp` (a)
class	`expm1` (a)
class	`expm1l` (a)
class	`floor` (a)
class	`floorl` (a)
class	`functional` ()
class	`functionall` ()
class	`hypot` (a, b)
class	`hypotl` (a, b)
class	`init` (h)
class	`log` (a)
class	`logl` (a)
class	`mul` (a, b)
class	`mul12` (x, y)
class	`mull` (a, b)
class	`negate` (a)
class	`negatel` (a)
class	`pow` (x, y)
class	`scalbnl` (res, a, n)
class	`sin` (a)
class	`sinl` (a)
class	`sinpi` (a)
class	`sinpil` (a)
class	`sqrt` (a)
class	`sqrtl` (a)
class	`start` ()
class	`startl` ()
class	`sub` (a, b)
class	`subl` (a, b)
	`scalbn` (a, n)
	`value` ()

Details¶

class GOffice.Quad¶

classmethod abs(a)¶

Parameters:: a (GOffice.Quad) – quad-precision GOffice.value
Returns:: result location
Return type:: res: GOffice.Quad

This function computes the absolute GOffice.value of a, storing the result in res.

classmethod absl(a)¶

Parameters:: a (GOffice.Quadl) – quad-precision GOffice.value
Returns:: result location
Return type:: res: GOffice.Quadl

This function computes the absolute GOffice.value of a, storing the result in res.

classmethod acos(a)¶

Parameters:: a (GOffice.Quad) – quad-precision GOffice.value
Returns:: result location
Return type:: res: GOffice.Quad

This function computes the arc cosine of a, storing the result in res.

classmethod acosl(a)¶

Parameters:: a (GOffice.Quadl) – quad-precision GOffice.value
Returns:: result location
Return type:: res: GOffice.Quadl

This function computes the arc cosine of a, storing the result in res.

classmethod add(a, b)¶

Parameters:

a (GOffice.Quad) – quad-precision GOffice.value
b (GOffice.Quad) – quad-precision GOffice.value

Returns:

result location

Return type:

res: GOffice.Quad

This function adds a and b, storing the result in res.

classmethod addl(a, b)¶

Parameters:

a (GOffice.Quadl) – quad-precision GOffice.value
b (GOffice.Quadl) – quad-precision GOffice.value

Returns:

result location

Return type:

res: GOffice.Quadl

This function adds a and b, storing the result in res.

classmethod asin(a)¶

Parameters:: a (GOffice.Quad) – quad-precision GOffice.value
Returns:: result location
Return type:: res: GOffice.Quad

This function computes the arc sine of a, storing the result in res.

classmethod asinl(a)¶

Parameters:: a (GOffice.Quadl) – quad-precision GOffice.value
Returns:: result location
Return type:: res: GOffice.Quadl

This function computes the arc sine of a, storing the result in res.

classmethod atan2(y, x)¶

Parameters:

y (GOffice.Quad) – quad-precision GOffice.value
x (GOffice.Quad) – quad-precision GOffice.value

Returns:

result location

Return type:

res: GOffice.Quad

This function computes polar angle coordinate of the point (x,`y`), storing the result in res.

classmethod atan2l(y, x)¶

Parameters:

y (GOffice.Quadl) – quad-precision GOffice.value
x (GOffice.Quadl) – quad-precision GOffice.value

Returns:

result location

Return type:

res: GOffice.Quadl

This function computes polar angle coordinate of the point (x,`y`), storing the result in res.

classmethod atan2pi(y, x)¶

Parameters:

y (GOffice.Quad) – quad-precision GOffice.value
x (GOffice.Quad) – quad-precision GOffice.value

Returns:

result location

Return type:

res: GOffice.Quad

This function computes polar angle coordinate of the point (x,`y`) divided by pi, storing the result in res.

classmethod atan2pil(y, x)¶

Parameters:

y (GOffice.Quadl) – quad-precision GOffice.value
x (GOffice.Quadl) – quad-precision GOffice.value

Returns:

result location

Return type:

res: GOffice.Quadl

This function computes polar angle coordinate of the point (x,`y`) divided by pi, storing the result in res.

classmethod constant8(data, base, scale)¶

Parameters:

data (bytes) – vector of digits
base (float) – base of vector’s elements
scale (float) – scaling GOffice.value after interpreting digits

Returns:

result location

Return type:

res: GOffice.Quad

This function interprets a vector of digits in a given base as a quad-precision GOffice.value. It is mostly meant for internal use.

classmethod cos(a)¶

Parameters:: a (GOffice.Quad) – quad-precision GOffice.value
Returns:: result location
Return type:: res: GOffice.Quad

This function computes the cosine of a, storing the result in res.

classmethod cosl(a)¶

Parameters:: a (GOffice.Quadl) – quad-precision GOffice.value
Returns:: result location
Return type:: res: GOffice.Quadl

This function computes the cosine of a, storing the result in res.

classmethod cospi(a)¶

Parameters:: a (GOffice.Quad) – quad-precision GOffice.value
Returns:: result location
Return type:: res: GOffice.Quad

This function computes the cosine of a times pi, storing the result in res. This is more accurate than actually doing the multiplication.

classmethod cospil(a)¶

Parameters:: a (GOffice.Quadl) – quad-precision GOffice.value
Returns:: result location
Return type:: res: GOffice.Quadl

This function computes the cosine of a times pi, storing the result in res. This is more accurate than actually doing the multiplication.

classmethod div(a, b)¶

Parameters:

a (GOffice.Quad) – quad-precision GOffice.value
b (GOffice.Quad) – quad-precision GOffice.value

Returns:

result location

Return type:

res: GOffice.Quad

This function divides a and b, storing the result in res.

classmethod divl(a, b)¶

Parameters:

a (GOffice.Quadl) – quad-precision GOffice.value
b (GOffice.Quadl) – quad-precision GOffice.value

Returns:

result location

Return type:

res: GOffice.Quadl

This function divides a and b, storing the result in res.

classmethod dot_product(a, b)¶

Parameters:

a ([GOffice.Quad]) – vector of quad-precision values
b ([GOffice.Quad]) – vector of quad-precision values

Returns:

result location

Return type:

res: GOffice.Quad

classmethod dot_productl(a, b)¶

Parameters:

a ([GOffice.Quadl]) – vector of quad-precision values
b ([GOffice.Quadl]) – vector of quad-precision values

Returns:

result location

Return type:

res: GOffice.Quadl

classmethod end(state)¶

Parameters:: state (object or None) – state pointer from GOffice.Quad.start.

This ends a section of quad precision arithmetic.

classmethod endl(state)¶

Parameters:: state (object or None) – state pointer from GOffice.Quad.start.

This ends a section of quad precision arithmetic.

classmethod exp(a)¶

Parameters:

a (GOffice.Quad) – quad-precision GOffice.value

Returns:

res:: result location
expb:: (allow-none): power-of-base result scaling location

Return type:

(res: GOffice.Quad, expb: float)

This function computes the exponential function at a, storing the result in res. If the optional expb is supplied, it is used to return a power of radix by which the result should be scaled. This is useful to represent results much, much bigger than double precision can handle.

classmethod expm1(a)¶

Parameters:: a (GOffice.Quad) – quad-precision GOffice.value
Returns:: result location
Return type:: res: GOffice.Quad

This function computes the exponential function at a with 1 subtracted, storing the difference in res.

classmethod expm1l(a)¶

Parameters:: a (GOffice.Quadl) – quad-precision GOffice.value
Returns:: result location
Return type:: res: GOffice.Quadl

This function computes the exponential function at a with 1 subtracted, storing the difference in res.

classmethod floor(a)¶

Parameters:: a (GOffice.Quad) – quad-precision GOffice.value
Returns:: result location
Return type:: res: GOffice.Quad

This function takes the floor of a, storing the result in res.

classmethod floorl(a)¶

Parameters:: a (GOffice.Quadl) – quad-precision GOffice.value
Returns:: result location
Return type:: res: GOffice.Quadl

This function takes the floor of a, storing the result in res.

classmethod functional()¶

Return type:: bool

classmethod functionall()¶

Return type:: bool

classmethod hypot(a, b)¶

Parameters:

a (GOffice.Quad) – quad-precision GOffice.value
b (GOffice.Quad) – quad-precision GOffice.value

Returns:

result location

Return type:

res: GOffice.Quad

This function computes the square root of a^2 plus b^2, storing the result in res.

classmethod hypotl(a, b)¶

Parameters:

a (GOffice.Quadl) – quad-precision GOffice.value
b (GOffice.Quadl) – quad-precision GOffice.value

Returns:

result location

Return type:

res: GOffice.Quadl

This function computes the square root of a^2 plus b^2, storing the result in res.

classmethod init(h)¶

Parameters:: h (float) – a double precision GOffice.value
Returns:: result location
Return type:: res: GOffice.Quad

This stores the GOffice.value h in res. As an exception, this may be called outside GOffice.Quad.start and GOffice.Quad.end sections.

classmethod log(a)¶

Parameters:: a (GOffice.Quad) – quad-precision GOffice.value
Returns:: result location
Return type:: res: GOffice.Quad

This function computes the natural logarithm at a, storing the result in res.

classmethod logl(a)¶

Parameters:: a (GOffice.Quadl) – quad-precision GOffice.value
Returns:: result location
Return type:: res: GOffice.Quadl

This function computes the natural logarithm at a, storing the result in res.

classmethod mul(a, b)¶

Parameters:

a (GOffice.Quad) – quad-precision GOffice.value
b (GOffice.Quad) – quad-precision GOffice.value

Returns:

result location

Return type:

res: GOffice.Quad

This function multiplies a and b, storing the result in res.

classmethod mul12(x, y)¶

Parameters:

x (float) – double precision GOffice.value
y (float) – double precision GOffice.value

Returns:

result location

Return type:

res: GOffice.Quad

This function multiplies x and y, storing the result in res with full quad precision.

classmethod mull(a, b)¶

Parameters:

a (GOffice.Quadl) – quad-precision GOffice.value
b (GOffice.Quadl) – quad-precision GOffice.value

Returns:

result location

Return type:

res: GOffice.Quadl

This function multiplies a and b, storing the result in res.

classmethod negate(a)¶

Parameters:: a (GOffice.Quad) – quad-precision GOffice.value
Returns:: result location
Return type:: res: GOffice.Quad

This function negates a and stores the result in res.

classmethod negatel(a)¶

Parameters:: a (GOffice.Quadl) – quad-precision GOffice.value
Returns:: result location
Return type:: res: GOffice.Quadl

This function negates a and stores the result in res.

classmethod pow(x, y)¶

Parameters:

x (GOffice.Quad) – quad-precision GOffice.value
y (GOffice.Quad) – quad-precision GOffice.value

Returns:

res:: result location
expb:: (allow-none): power-of-base result scaling location

Return type:

(res: GOffice.Quad, expb: float)

This function computes x to the power of y, storing the result in res. If the optional expb is supplied, it is used to return a power of radix by which the result should be scaled. Such scaling can be done with the scalbn function, typically after combining multiple such terms. This is useful to represent results much, much bigger than double precision can handle.

classmethod scalbnl(res, a, n)¶

Parameters:

res (GOffice.Quadl) –
a (GOffice.Quadl) –
n (int) –

classmethod sin(a)¶

Parameters:: a (GOffice.Quad) – quad-precision GOffice.value
Returns:: result location
Return type:: res: GOffice.Quad

This function computes the sine of a, storing the result in res.

classmethod sinl(a)¶

Parameters:: a (GOffice.Quadl) – quad-precision GOffice.value
Returns:: result location
Return type:: res: GOffice.Quadl

This function computes the sine of a, storing the result in res.

classmethod sinpi(a)¶

Parameters:: a (GOffice.Quad) – quad-precision GOffice.value
Returns:: result location
Return type:: res: GOffice.Quad

This function computes the sine of a times pi, storing the result in res. This is more accurate than actually doing the multiplication.

classmethod sinpil(a)¶

Parameters:: a (GOffice.Quadl) – quad-precision GOffice.value
Returns:: result location
Return type:: res: GOffice.Quadl

This function computes the sine of a times pi, storing the result in res. This is more accurate than actually doing the multiplication.

classmethod sqrt(a)¶

Parameters:: a (GOffice.Quad) – quad-precision GOffice.value
Returns:: result location
Return type:: res: GOffice.Quad

This function takes the square root of a, storing the result in res.

classmethod sqrtl(a)¶

Parameters:: a (GOffice.Quadl) – quad-precision GOffice.value
Returns:: result location
Return type:: res: GOffice.Quadl

This function takes the square root of a, storing the result in res.

classmethod start()¶

Returns:: a pointer to pass to GOffice.Quad.end() when done.
Return type:: object or None

Initializes GOffice.Quad arithmetic. Any use of GOffice.Quad must occur between calls to GOffice.Quad.start() and GOffice.Quad.end().

classmethod startl()¶

Returns:: a pointer to pass to GOffice.Quad.end() when done.
Return type:: object or None

Initializes GOffice.Quad arithmetic. Any use of GOffice.Quad must occur between calls to GOffice.Quad.startl() and GOffice.Quad.end().

classmethod sub(a, b)¶

Parameters:

a (GOffice.Quad) – quad-precision GOffice.value
b (GOffice.Quad) – quad-precision GOffice.value

Returns:

result location

Return type:

res: GOffice.Quad

This function subtracts a and b, storing the result in res.

classmethod subl(a, b)¶

Parameters:

a (GOffice.Quadl) – quad-precision GOffice.value
b (GOffice.Quadl) – quad-precision GOffice.value

Returns:

result location

Return type:

res: GOffice.Quadl

This function subtracts a and b, storing the result in res.

scalbn(a, n)¶

Parameters:

a (GOffice.Quad) –
n (int) –

value()¶

Returns:: closest double precision GOffice.value to self. As an exception, this may be called outside GOffice.Quad.start and GOffice.Quad.end sections.
Return type:: float