Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 823629a05484b9143e2c7f0d32f736d5283a7d4cff241d562bb9ea3155f7441e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^