Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 94d180c51822f7ce25469ddfd3c93f09be5a9546865ba4d87341f16b656cbefe:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^