My collection is finally complete.

Her slender fingers are suitable for playing the piano.

He put the tea on the small table.

This pen is 15 centimeters long.

This pen is 15 centimeters long.

Linear programming is a part of operations research and is used to find the optimal solution.

This fabric has high color fastness, so it is hard for the color to fade even when washed.

His father fell into a persistent vegetative state due to a traffic accident.

Aisen is my best friend.

I studied linear algebra at university.