Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3c93015a03fb15b154ac1f250dc2f4a0a7d05d345695646c71b9fcd75356cbf7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^