DataMuseum.dk Presents historical artifacts from the history of: Rational R1000/400

This is an automatic "excavation" of a thematic subset of artifacts from Datamuseum.dk's BitArchive. See our Wiki for more about Rational R1000/400 Excavated with: AutoArchaeologist - Free & Open Source Software.

top - metrics - download

⟦f1ec1e7f8⟧ Ada Source

    Length: 6144 (0x1800)
    Types: Ada Source
    Notes: 03_class, FILE, R1k_Segment, e3_tag, package Math_Pack, seg_00af30

Derivation

└─⟦8527c1e9b⟧ Bits:30000544 8mm tape, Rational 1000, Arrival backup of disks in PAM's R1000
    └─⟦cfc2e13cd⟧ »Space Info Vol 2« 
        └─⟦this⟧ 

package Math_Pack is

--======================================================================
--              Mathematical Constants
--======================================================================

    Pi : constant := 3.1415_92653_58979_32384_62643_38327_95029;
    E : constant := 2.7182_81828_45904_52353_60287_47135_26625;

--======================================================================
--         Miscellaneous Mathematical Functions
--======================================================================

    function Sqrt (X : Float) return Float;
    function Sqrt (X : Long_Float) return Long_Float;

    -- Computes square root of X.
    -- X >= 0.0;

--======================================================================
--              Logarithmic functions
--======================================================================

    function Ln (X : Float) return Float;
    function Ln (X : Long_Float) return Long_Float;

    -- Computes the natural logarithm (base e) of x.
    -- X > 0.0

    function Log (X : Float; Base : Float := 10.0) return Float;

    function Log (X : Long_Float; Base : Long_Float := 10.0) return Float;

    -- Computes logarithm of X with respect to an arbitrary
    -- base  (default is 10).
    -- X > 0.0
    -- BASE real, but not 0.0

    function Exp (X : Float; Base : Float := E) return Float;

    function Exp (X : Long_Float; Base : Long_Float := E) return Long_Float;

    -- Computes BASE raised to power of X.  The base defaults
    -- to "e".
    -- X real
    -- BASE real, but not 0.0

--======================================================================
--                      Trigonometric Functions
--======================================================================

    function Sin (X : Float) return Float;
    function Sin (X : Long_Float) return Long_Float;

    -- Computes sine of X in radians.
    -- X real

    function Cos (X : Float) return Float;
    function Cos (X : Long_Float) return Long_Float;

    -- Computes cosine of X in radians.
    -- X real

    function Tan (X : Float) return Float;
    function Tan (X : Long_Float) return Long_Float;

    -- Computes tangent of X in radians.
    -- X real

    function Arc_Sin (X : Float) return Float;
    function Arc_Sin (X : Long_Float) return Long_Float;

    -- Computes the arc sine of X and produces a result
    -- in radians.
    -- -1.0 <= X <= 1.0

    function Arc_Cos (X : Float) return Float;
    function Arc_Cos (X : Long_Float) return Long_Float;

    -- Computes the arc cosine of X and produces a result
    -- in radians.
    -- -1.0 <= X <= 1.0

    function Arc_Tan (Y : Float; X : Float := 1.0) return Float;
    function Arc_Tan (Y : Long_Float; X : Long_Float := 1.0) return Long_Float;

    -- If X = 1.0 (default), the arc tangent of Y is
    -- computed.  The result is in radians and lies in the
    -- interval: -PI/2 <= arc tan <= PI/2.  If X /= 1.0,
    -- the arc tangent of Y/X is returned.  The result
    -- is in radians and lies in the following intervals
    -- depending of the sign of Y:
    --
    --      Y >= 0, X >  0:  0      <=  arc tan <   PI/2
    --      Y >  0, X <= 0:  PI/2   <=  arc tan <   PI
    --      Y <  0, X >= 0:  0      >   arc tan >= -PI/2
    --      Y <= 0, X <  0: -PI/2   >   arc tan >= -PI



    function Sinh (X : Float) return Float;
    function Sinh (X : Long_Float) return Long_Float;

    -- Computes the hyperbolic sine of X.
    -- X real

    function Cosh (X : Float) return Float;
    function Cosh (X : Long_Float) return Long_Float;

    -- Computes the hyperbolic cosine of X.
    -- X real

    function Tanh (X : Float) return Float;
    function Tanh (X : Long_Float) return Long_Float;

    -- Computes the hyperbolic tangent of X.

    function Arc_Tanh (X : Float) return Float;
    function Arc_Tanh (X : Long_Float) return Long_Float;

    -- Computes the hyperbolic arctangent of X.
    -- -1.0 < X < 1.0

--======================================================================
--                          Exceptions
--======================================================================

    -- NOTE:    The exception NUMERIC_ERROR is raised if any
    --          function in this package is called with an argument
    --          which has a value which is not in the valid range of
    --          values for that argument.  The user may provide an
    --          exception handler for this exception.

--======================================================================

end Math_Pack;

    nblk1=5
    nid=0
    hdr6=a
        [0x00] rec0=1b rec1=00 rec2=01 rec3=000
        [0x01] rec0=1f rec1=00 rec2=02 rec3=000
        [0x02] rec0=1f rec1=00 rec2=03 rec3=052
        [0x03] rec0=1e rec1=00 rec2=04 rec3=054
        [0x04] rec0=13 rec1=00 rec2=05 rec3=000
    tail 0x2170803fa81f94ea85d15 0x42a00088462060003