deletions | additions       diff --git a/layout.md b/layout.md  index 68e3008..7f2e6bc 100644  --- a/layout.md  +++ b/layout.md 
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text_ref_left_cal_A__.tex  Treppennormalform_der_Koeffizientenmatrix_Reduced_Row__.md  text_rref_left_cal_A__.tex  Chi_Quadrat_Test_chi_2__.md  __Treppenform_der_Koeffizientenmatrix_Row_Echelon__.md