Get matrix row name r

> grades_matrix
             Math      Science          Art
Student_1      90           88           75
Student_2      78           81           95 
Student_3      84           85           83

> rownames(grade_matrix)[2]
[1] "Student_2"

> colnames(grade_matrix)[3]
[1] "Art"

Similar codes

3 votes248 views2 answers
R random number
R
2 votes252 views4 answers
Scatter plot
R
3 votes227 views2 answers
Create dataframe or table in r
R
0 vote262 views1 answer
Sort dataframe dplyr
R
1 vote265 views1 answer
How to combine all columns into one column in r
R
2 votes221 views3 answers
Convert na to 0 in r
R
0 vote262 views1 answer
Two letter country code in r
R
0 vote229 views1 answer
R language
R
3 votes271 views1 answer
Comments in r
R
1 vote238 views1 answer
Create list in r
R