diff --git a/Source/FilteringFunctions/arm_fir_init_f64.c b/Source/FilteringFunctions/arm_fir_init_f64.c
index cd9c1a51..fe616dea 100644
--- a/Source/FilteringFunctions/arm_fir_init_f64.c
+++ b/Source/FilteringFunctions/arm_fir_init_f64.c
@@ -40,7 +40,7 @@
 /**
   @brief         Initialization function for the floating-point FIR filter.
   @param[in,out] S          points to an instance of the floating-point FIR filter structure
-  @param[in]      numTaps    number of filter coefficients in the filter
+  @param[in] 	 numTaps    number of filter coefficients in the filter
   @param[in]     pCoeffs    points to the filter coefficients buffer
   @param[in]     pState     points to the state buffer
   @param[in]     blockSize  number of samples processed per call
diff --git a/Source/MatrixFunctions/arm_mat_mult_f64.c b/Source/MatrixFunctions/arm_mat_mult_f64.c
index 1a778e18..902fdc61 100755
--- a/Source/MatrixFunctions/arm_mat_mult_f64.c
+++ b/Source/MatrixFunctions/arm_mat_mult_f64.c
@@ -67,14 +67,6 @@
  */
 
 #if defined(ARM_MATH_NEON)
-/**
- * @brief Floating-point matrix multiplication.
- * @param[in]       *pSrcA points to the first input matrix structure
- * @param[in]       *pSrcB points to the second input matrix structure
- * @param[out]      *pDst points to output matrix structure
- * @return          The function returns either
- * <code>ARM_MATH_SIZE_MISMATCH</code> or <code>ARM_MATH_SUCCESS</code> based on the outcome of size checking.
- */
 arm_status arm_mat_mult_f64(
   const arm_matrix_instance_f64 * pSrcA,
   const arm_matrix_instance_f64 * pSrcB,
diff --git a/Source/StatisticsFunctions/arm_absmax_no_idx_f64.c b/Source/StatisticsFunctions/arm_absmax_no_idx_f64.c
index 441c3391..f94beec7 100755
--- a/Source/StatisticsFunctions/arm_absmax_no_idx_f64.c
+++ b/Source/StatisticsFunctions/arm_absmax_no_idx_f64.c
@@ -31,20 +31,20 @@
 
 
 /**
- @ingroup groupStats
+  @ingroup groupStats
  */
 
 /**
- @addtogroup AbsMax
- @{
+  @addtogroup AbsMax
+  @{
  */
 
 /**
- @brief         Maximum value of absolute values of a floating-point vector.
- @param[in]     pSrc       points to the input vector
- @param[in]     blockSize  number of samples in input vector
- @param[out]    pResult    maximum value returned here
- @return        none
+  @brief         Maximum value of absolute values of a floating-point vector.
+  @param[in]     pSrc       points to the input vector
+  @param[in]     blockSize  number of samples in input vector
+  @param[out]    pResult    maximum value returned here
+  @return        none
  */
 
 #if defined(ARM_MATH_NEON)
@@ -151,5 +151,5 @@ void arm_absmax_no_idx_f64(
 #endif
 
 /**
- @} end of AbsMax group
+  @} end of AbsMax group
  */
diff --git a/Source/StatisticsFunctions/arm_max_no_idx_f64.c b/Source/StatisticsFunctions/arm_max_no_idx_f64.c
index ea569efd..bca54667 100644
--- a/Source/StatisticsFunctions/arm_max_no_idx_f64.c
+++ b/Source/StatisticsFunctions/arm_max_no_idx_f64.c
@@ -29,21 +29,21 @@
 #include "dsp/statistics_functions.h"
 
 /**
- @ingroup groupStats
+  @ingroup groupStats
  */
 
 
 /**
- @addtogroup Max
- @{
+  @addtogroup Max
+  @{
  */
 
 /**
- @brief         Maximum value of a floating-point vector.
- @param[in]     pSrc       points to the input vector
- @param[in]     blockSize  number of samples in input vector
- @param[out]    pResult    maximum value returned here
- @return        none
+  @brief         Maximum value of a floating-point vector.
+  @param[in]     pSrc       points to the input vector
+  @param[in]     blockSize  number of samples in input vector
+  @param[out]    pResult    maximum value returned here
+  @return        none
  */
 #if defined(ARM_MATH_NEON)
 void arm_max_no_idx_f64(
@@ -136,5 +136,5 @@ void arm_max_no_idx_f64(
 #endif
 
 /**
- @} end of Max group
+  @} end of Max group
  */
diff --git a/Source/StatisticsFunctions/arm_mean_f64.c b/Source/StatisticsFunctions/arm_mean_f64.c
index 61cf2766..8bdb3da5 100644
--- a/Source/StatisticsFunctions/arm_mean_f64.c
+++ b/Source/StatisticsFunctions/arm_mean_f64.c
@@ -29,21 +29,21 @@
 #include "dsp/statistics_functions.h"
 
 /**
- @ingroup groupStats
+  @ingroup groupStats
  */
 
 
 /**
- @addtogroup mean
- @{
+  @addtogroup mean
+  @{
  */
 
 /**
- @brief         Mean value of a floating-point vector.
- @param[in]     pSrc       points to the input vector.
- @param[in]     blockSize  number of samples in input vector.
- @param[out]    pResult    mean value returned here.
- @return        none
+  @brief         Mean value of a floating-point vector.
+  @param[in]     pSrc       points to the input vector.
+  @param[in]     blockSize  number of samples in input vector.
+  @param[out]    pResult    mean value returned here.
+  @return        none
  */
 
 #if defined(ARM_MATH_NEON)
@@ -114,5 +114,5 @@ void arm_mean_f64(
 }
 #endif
 /**
- @} end of mean group
+  @} end of mean group
  */
diff --git a/Source/StatisticsFunctions/arm_mse_f64.c b/Source/StatisticsFunctions/arm_mse_f64.c
index 7cf1f73e..2f5d17d1 100755
--- a/Source/StatisticsFunctions/arm_mse_f64.c
+++ b/Source/StatisticsFunctions/arm_mse_f64.c
@@ -29,21 +29,21 @@
 #include "dsp/statistics_functions.h"
 
 /**
- @ingroup groupStats
+  @ingroup groupStats
  */
 
 /**
- @addtogroup MSE
- @{
+  @addtogroup MSE
+  @{
  */
 
 /**
- @brief         Mean square error between two double floating point vectors.
- @param[in]     pSrcA       points to the first input vector
- @param[in]     pSrcB       points to the second input vector
- @param[in]     blockSize   number of samples in input vector
- @param[out]    result      mean square error
- @return        none
+  @brief         Mean square error between two double floating point vectors.
+  @param[in]     pSrcA       points to the first input vector
+  @param[in]     pSrcB       points to the second input vector
+  @param[in]     blockSize   number of samples in input vector
+  @param[out]    result      mean square error
+  @return        none
  */
 
 void arm_mse_f64(
@@ -130,5 +130,5 @@ void arm_mse_f64(
 
 
 /**
- @} end of MSE group
+  @} end of MSE group
  */
diff --git a/Source/StatisticsFunctions/arm_power_f64.c b/Source/StatisticsFunctions/arm_power_f64.c
index 87baa5c3..78fa045a 100644
--- a/Source/StatisticsFunctions/arm_power_f64.c
+++ b/Source/StatisticsFunctions/arm_power_f64.c
@@ -29,20 +29,20 @@
 #include "dsp/statistics_functions.h"
 
 /**
- @ingroup groupStats
+  @ingroup groupStats
  */
 
 /**
- @addtogroup power
- @{
+  @addtogroup power
+  @{
  */
 
 /**
- @brief         Sum of the squares of the elements of a floating-point vector.
- @param[in]     pSrc       points to the input vector
- @param[in]     blockSize  number of samples in input vector
- @param[out]    pResult    sum of the squares value returned here
- @return        none
+  @brief         Sum of the squares of the elements of a floating-point vector.
+  @param[in]     pSrc       points to the input vector
+  @param[in]     blockSize  number of samples in input vector
+  @param[out]    pResult    sum of the squares value returned here
+  @return        none
  */
 #if defined(ARM_MATH_NEON)
 void arm_power_f64(
@@ -124,5 +124,5 @@ void arm_power_f64(
 }
 #endif
 /**
- @} end of power group
+  @} end of power group
  */
diff --git a/Source/StatisticsFunctions/arm_var_f64.c b/Source/StatisticsFunctions/arm_var_f64.c
index f9c18f5f..5a48500a 100644
--- a/Source/StatisticsFunctions/arm_var_f64.c
+++ b/Source/StatisticsFunctions/arm_var_f64.c
@@ -98,5 +98,5 @@ void arm_var_f64(
 }
 
 /**
- @} end of variance group
+  @} end of variance group
  */