src/BitcoinKeyUtils.php
public static function publicKeyFromWIF($wif, $verify_address=null) {
        $private_key_instance = PrivateKeyFactory::fromWif($wif);
        $public_key_instance = $private_key_instance->getPublicKey();
        return $public_key_instance->getHex();
    }
public static function publicKeyFromWIF($wif, $verify_address=null) {
        $private_key_instance = PrivateKeyFactory::fromWif($wif);
        $public_key_instance = $private_key_instance->getPublicKey();
        return $public_key_instance->getHex();
    }
//////////////////////////////////////////////////////////////////////