Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5da57e4dc9a63956888ddd7f73a1078833975c6886c25fcb97817d9dfeaf2f86:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^