tree 4f0584f2d3450a7accef492f73a6a18ac23e1d0c
parent d2fa89eafcdcbc241f7d455f5b38ea1f2f2a507a
author AlexanderSaydakov <AlexanderSaydakov@users.noreply.github.com> 1600120979 -0700
committer AlexanderSaydakov <AlexanderSaydakov@users.noreply.github.com> 1600120979 -0700

means and variances