25 lines
486 B
C++
25 lines
486 B
C++
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// Guess which symbol to use for derivative, integral, etc.
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#include "stdafx.h"
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#include "defs.h"
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void
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guess(void)
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{
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U *p;
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p = pop();
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push(p);
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if (find(p, symbol(SYMBOL_X)))
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push_symbol(SYMBOL_X);
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else if (find(p, symbol(SYMBOL_Y)))
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push_symbol(SYMBOL_Y);
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else if (find(p, symbol(SYMBOL_Z)))
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push_symbol(SYMBOL_Z);
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else if (find(p, symbol(SYMBOL_T)))
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push_symbol(SYMBOL_T);
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else if (find(p, symbol(SYMBOL_S)))
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push_symbol(SYMBOL_S);
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else
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push_symbol(SYMBOL_X);
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}
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