Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c0104b13d6865b917308b9a4528f7803e0adc73466ecf2d66a1eb28eecd89109:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^