Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e4b2c84b6073341e5f63214db7100459ed732407b5dc146773d8749c36a8a981:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^