Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fb31131b8ead66d8ab875f6c6cea10b2cf6a225b3721c6971c5be140c508c3f2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^