+ हेतु (साधन) का लक्षण - -
साध्याविनाभावित्वेन निश्चितो हेतुः ॥11॥
अन्वयार्थ : [साध्याविनाभावित्वेन] साध्य के साथ जिसका अविनाभाव [निश्चितः] निश्चित हो, अर्थात् जो साध्य के बिना न हो, उसे [हेतुः] हेतु (साधन) कहते हैं।
Meaning : The object that has infallible-concomitance (avinābhāva) with the object-to-be-proved (sādhya), i.e., it does not exist without the object-to-be-proved (sādhya), is called the means (the middle-term, sādhana or hetu or linga).

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