Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> be2784fc743bef59a1325484ac1ac9f3c18f956f387bde2bef8db94de1bae56c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^