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((function atanh
(signature float
(parameters
(declare (in) float x))
((return (expression float * (constant float (0.5))
(expression float log
(expression float /
(expression float + (constant float (1)) (var_ref x))
(expression float - (constant float (1)) (var_ref x))))))))
(signature vec2
(parameters
(declare (in) vec2 x))
((return (expression vec2 * (constant float (0.5))
(expression vec2 log
(expression vec2 /
(expression vec2 + (constant float (1)) (var_ref x))
(expression vec2 - (constant float (1)) (var_ref x))))))))
(signature vec3
(parameters
(declare (in) vec3 x))
((return (expression vec3 * (constant float (0.5))
(expression vec3 log
(expression vec3 /
(expression vec3 + (constant float (1)) (var_ref x))
(expression vec3 - (constant float (1)) (var_ref x))))))))
(signature vec4
(parameters
(declare (in) vec4 x))
((return (expression vec4 * (constant float (0.5))
(expression vec4 log
(expression vec4 /
(expression vec4 + (constant float (1)) (var_ref x))
(expression vec4 - (constant float (1)) (var_ref x))))))))
))
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