Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 891e7f4590e79e7e43ea43f2aaa5d22cfade3549a0a1213e1f3a40947539418b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^