Function composition: Difference between revisions
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→{{header|Amazing Hopper}}
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Line 183:
F sin arc sin = compose(sin, arc sin);
print((sin arc sin(0.5), (sin O arc sin)(0.5), new line))</syntaxhighlight>
=={{header|Amazing Hopper}}==
VERSION 1:
<syntaxhighlight lang="c">
#defn Compose(_FX_,_FY_) _FX_,_FY_
main:
0.5,Compose(sin,arcsin)
"\n", print
{0}return
</syntaxhighlight>
{{out}}
<pre>
$ hopper3 basica/compose1.hop
0.500000
</pre>
VERSION 2:
<syntaxhighlight lang="c">
#define-a «(_X_) _X_ )
#define Compose(_FX_,_FY_) _FC_(_FX_,_FY_,
#define _FC_(_X_,_Y_,*) *,_X_,_Y_
main:
Compose(sin,arcsin)«( 0.5)
"\n", print
{0}return
</syntaxhighlight>
{{out}}
<pre>
$ hopper3 basica/compose2.hop
0.500000
</pre>
VERSION 3:
<syntaxhighlight lang="c">
#define «(_X_) _X_ )
#define Compose(_FX_,_FY_) _FC_(_FX_,_FY_,
#define _FC_(_X_,_Y_,*) *,_X_,_Y_
main:
Compose(sin,arcsin)«( 0.5, mul by '2' )
"\n", print
{0}return
</syntaxhighlight>
{{out}}
<pre>
$ hopper3 basica/compose2.hop
1.000000
</pre>
<p>The power of macro-substitution, by Hopper!</p>
=={{header|AntLang}}==
Line 618 ⟶ 671:
=={{header|Bruijn}}==
Composition operators as defined in <
<syntaxhighlight lang="bruijn">
:import std/Number .
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