Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2b54e21ea7d25c7835156357280944e3fa2e7bdb62bbcac814e3ef6000a751e8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^