Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9d2042d0c946c16a968d430b006247757474eb1a5cd54abed7d8647158a6625b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^