Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 81d9da7f841e2ff537c826f2885b06df9ed25a2c4c7c6bb22b7fa9fefd6d540f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^