Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c093978e9a1a8df2c80990b049f005b3da73ec85017b80a1b5c2e12f571878b5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^