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4358 Serge 1
((function tanh
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   (signature float
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     (parameters
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       (declare (in) float x))
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     ((return (expression float /
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                (expression float -
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		  (expression float exp (var_ref x))
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		  (expression float exp (expression float neg (var_ref x))))
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                (expression float +
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		  (expression float exp (var_ref x))
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		  (expression float exp (expression float neg (var_ref x))))))))
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   (signature vec2
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     (parameters
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       (declare (in) vec2 x))
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     ((return (expression vec2 /
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                (expression vec2 -
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		  (expression vec2 exp (var_ref x))
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		  (expression vec2 exp (expression vec2 neg (var_ref x))))
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                (expression vec2 +
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		  (expression vec2 exp (var_ref x))
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		  (expression vec2 exp (expression vec2 neg (var_ref x))))))))
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   (signature vec3
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     (parameters
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       (declare (in) vec3 x))
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     ((return (expression vec3 /
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                (expression vec3 -
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		  (expression vec3 exp (var_ref x))
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		  (expression vec3 exp (expression vec3 neg (var_ref x))))
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                (expression vec3 +
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		  (expression vec3 exp (var_ref x))
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		  (expression vec3 exp (expression vec3 neg (var_ref x))))))))
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   (signature vec4
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     (parameters
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       (declare (in) vec4 x))
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     ((return (expression vec4 /
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                (expression vec4 -
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		  (expression vec4 exp (var_ref x))
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		  (expression vec4 exp (expression vec4 neg (var_ref x))))
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                (expression vec4 +
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		  (expression vec4 exp (var_ref x))
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		  (expression vec4 exp (expression vec4 neg (var_ref x))))))))
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))