Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fc04ac45c1bae3c597a2c1f91d4e9432a6528f7a7f710217855a9edbd117e19e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^