Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 88229ddbdec2d4acd903e62ffe41f7934575eff27fd3f2833332d835bc95a9a2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^