def setinttex(self, inttex):
		"""
		Including extremal knots
		"""
		#pro = self.datapoints.jds[0] * np.ones(self.k)
		#post = self.datapoints.jds[-1] * np.ones(self.k)
		pro = inttex[0] * np.ones(self.k)
		post = inttex[-1] * np.ones(self.k)