Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d0937b075bcad82a75888b73ef820a08a6fd8d20107821a6b027df69e863f4e9:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^