發送短信 : Pre-service secondary mathematics teachers' definitions of mathematics terms in their video-lesson presentations: A deductive content analysis

             ___     _    _      ___     _____    
    ___     / _ \\  | |  | ||   / _ \\  |  __ \\  
   /   ||  / //\ \\ | |/\| ||  / //\ \\ | |  \ || 
  | [] || |  ___  |||  /\  || |  ___  ||| |__/ || 
   \__ || |_||  |_|||_// \_|| |_||  |_|||_____//  
    -|_|| `-`   `-` `-`   `-` `-`   `-`  -----`   
     `-`