Funktionen: sin(); cos(); tan(); ... aus math.h

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Vielleicht geht's ja einfach mit float?

#define FLOAT_TYPE_SIZE 32
/* A C expression for the size in bits of the type `float' on the
target machine. If you don't define this, the default is one word. */

#define DOUBLE_TYPE_SIZE 32
/* A C expression for the size in bits of the type `double' on the
target machine. If you don't define this, the default is two
words. */