diff --git a/R/mfairGreedy.R b/R/mfairGreedy.R
index 189d6f6..22b9e2e 100644
--- a/R/mfairGreedy.R
+++ b/R/mfairGreedy.R
@@ -24,9 +24,9 @@ fitGreedy <- function(object, K_max = NULL,
                       sf_para = list()) {
   # Check whether partially observed main data matrix and record the indices
   if (object@Y_missing) {
-    if(object@Y_sparse){
+    if (object@Y_sparse) {
       obs_indices <- NULL # Sparse mode does not need indices
-    }else{
+    } else {
       obs_indices <- !is.na(object@Y)
     }
   }
diff --git a/R/mfairInitialization.R b/R/mfairInitialization.R
index d33d79a..ae202c1 100644
--- a/R/mfairInitialization.R
+++ b/R/mfairInitialization.R
@@ -54,7 +54,7 @@ createMFAIR <- function(Y, X,
   } else {
     n_missing <- length(Y) - length(Y@x)
     # Do not store the complete matrix in the sparse mode
-    if(n_missing == 0){
+    if (n_missing == 0) {
       stop("Please do not store the complete matrix in the sparse mode!")
     } # End
   }
@@ -158,9 +158,9 @@ initSF <- function(Y, Y_missing, Y_sparse, n_obs) {
     b_sq <- 1
   }
 
-  if(Y_sparse){
+  if (Y_sparse) {
     tau <- 2 / var(as.vector(Y@x), na.rm = TRUE)
-  }else{
+  } else {
     tau <- 2 / var(as.vector(Y), na.rm = TRUE)
   }
   beta <- 2 / var(mu)