31 lines
792 B
Common Lisp
31 lines
792 B
Common Lisp
(load "utils.lisp")
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(defgeneric to-desmos (obj port)
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(:documentation "write OBJ in desmos-flavored latex to PORT"))
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(defmethod to-desmos ((obj complex) port)
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(to-desmos (realpart obj) port)
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(write-char #\+ port)
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(to-desmos (imagpart obj) port)
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(write-char #\i port))
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(defmethod to-desmos ((obj real) port)
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(format port "~f" obj))
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(defmethod to-desmos ((obj rational) port)
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(format port "\\frac{")
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(to-desmos (numerator obj) port)
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(format port "}{")
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(to-desmos (denominator obj) port)
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(format port "}"))
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(defmethod to-desmos ((obj integer) port)
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(format port "~d" obj))
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(defmethod to-desmos ((obj list) port)
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(format port "\\left[")
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(loop for (n . rest) on obj
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do (to-desmos n port)
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when rest do (format port ","))
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(format port "\\right]"))
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