Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d94802a0729f19b06d10ea32a866e19bed6834cff5ec2cec4121c5ada92f6baa:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^