Changes in version 1.0.8 (2023-06-06)                  

  - Fix some invalid urls and ciations.

                 Changes in version 1.0.7 (2020-11-10)                  

  - Fix some bugs in calculating SEs.

                 Changes in version 1.0.6 (2020-10-13)                  

  - Fix some bugs about inital values.

                 Changes in version 1.0.5 (2020-09-23)                  

  - Using the vectorized computation to accelerate the process of the
    estimation.
  - Fix some bugs in the linux environment.

                 Changes in version 1.0.4 (2020-09-17)                  

  - Fix some bugs in the process of the estimation.

                 Changes in version 1.0.3 (2020-06-29)                  

  - Change the name from BE3M to BEMM for 4PLM and 1PL-AG model.
  - Change the default priors for Alpha parameter in 1PL-AG model from
    Beta to Normal.
  - Optimize the Supplemented EM algorithm.
  - Update the citation.
  - Fix some bugs in calculating the number of estimated parameters.

                 Changes in version 1.0.2 (2020-03-14)                  

  - Change function cat() to message() in following R files:
    BE3M.1PLAG.R, BE3M.4PL.R, BEMM.1PLG.R, BEMM.3PL.R.

                        Changes in version 1.0.1                        

  - Change the title from "Family of Bayesian
    Expectation-Maximization-Maximization (BEMM) Algorithm for Item
    Response Models" to "Family of Bayesian EMM Algorithm for Item
    Response Models".
  - Add Author@R in description.
  - Fix the citation error in the description.
  - Fix the filename error from "BEMM.4PL.R" to "BE3M.4PL.R"
  - Fix the filename error from "BEMM.1PLAG.R" to "BE3M.1PLAG.R"
  - Fix the comment errors of input variable "ParConstraint" from "#A
    logical value to determine whether print the changes of
    log-likelihood, default is TRUE" to "#A logical value to determine
    whether impose a range limitation for parameters, default is FALSE"
    in following R files: BE3M.1PLAG.R, BE3M.4PL.R, BEMM.1PLG.R,
    BEMM.3PL.R.
  - Delete the redundant file IRTBEMM-package.Rd

                        Changes in version 1.0.0                        

  - Initial release of IRTBEMM