Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d9bc6cd9639045a26fabd6081526ac158b6861cf90f968927da4c59e27d4b9cf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^