Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> af0b28d69e78f7a63aeb444aa5d33005b713df7c13d5c2f2ac8937d6491556c9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^