code: def cdf(self, x):
      x = self._dist._process_quantiles(x, self.dim)
      out = self._dist._cdf(
          x, self.mean, self.cov, self.maxpts, self.abseps, self.releps
      )
      return _squeeze_output(out)
  
imports: import numpy
  import scipy.linalg
  from scipy._lib import doccer
  from scipy.special import gammaln
  from scipy._lib._util import check_random_state
  from scipy.stats import mvn
label_desc: Use image node_id 5 for calling the multivariate_normal_frozen obj's underlying member method code with example usage: obj.cdf(x) and returns: _squeeze_output