Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4f928efbb0676fad248a17466c6c123445a8c6b84f042053db3cb973584d3058:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^