const degreesToRadians= degrees => degrees * (Math.PI / 180) 
       
       
       function radiansToDegrees(radians) { return radians * (180 / Math.PI); } 
       
       
       const context = document.querySelector(‘canvas’).getContext(‘2d’) 
       
       
       const k = 64 let sin = 0, cos = 25 
       
       
       const width = 2 * Math.PI * k        // this controls the phase so it ends up in y = 0 
       
       
       context.canvas.width = width 
       
       
       context.moveTo(0, 100) context.lineTo(width, 100) context.stroke() 
       
       
       for(let x = 0; x < context.canvas.width; x++) { sin += cos / k cos -= sin / k 
       
       
       } 
       
 (DIR) next sincos8.8-fixed-point