Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ec9528d1e3006261917861e52ac68fdcfe70ebfab355b9f53793f33679c0a755:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^