新手求助，希望高手能帮写个程序，头疼。。
矩阵data:image/png;base64,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, data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABUAAAAXCAYAAADk3wSdAAAAAXNSR0ICQMB9xQAAAAlwSFlzAAAOxAAADsQBlSsOGwAAABl0RVh0U29mdHdhcmUATWljcm9zb2Z0IE9mZmljZX/tNXEAAAC7SURBVEjHY2hsbGSgNmYYNRSMOzrSeDxkGPYwMDD8Z5Dx2JPW0cFDSHOOm2wxWD2D8d3Y+npJ7IbKyq70yKs3RNaIYhkWC+vrYyWNGIx2k2QossHG0Q0+6HJkG4pNI8WGNkQb+zAYRy3EFq5kGwqKEGxeJ9tQfJaRbWh9noehrKzHSlxJjCxDQV6XdcspRrfII7LejixDsYlBDJE9BRMjyVBwjMMSPDpGygBkxz4+PGooAUOpXfSNzOoEAAu0vWriwsKLAAAAAElFTkSuQmCC为上三角矩阵，其中元素为data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABQAAAAVCAYAAABG1c6oAAAAAXNSR0ICQMB9xQAAAAlwSFlzAAAOxAAADsQBlSsOGwAAABl0RVh0U29mdHdhcmUATWljcm9zb2Z0IE9mZmljZX/tNXEAAADwSURBVDjLY2hsbGSgJmYYNZChoyONx0OGYQ8DA8N/EJZ1yymm2IVgQ2VlV3rk1RtSxcv1eR6GsrIeK9M6OnioYmCOm2wxqV7FH4ZkehergZR4F6uBlHgXw8D6+lhJIwaj3bH19ZIwsYZoYx/j6AYfDJ8A1UZGYgYLA7JGWNpDxcZ3kS3IczNOccnLs3WXM56FLE52TmnIy5PIa8iT8PCITqY464F9YRy1EBRxHtF5XuAcBeRTZCAoPEHelpVluIktbEkyMM/NLSyyPk/VzditNq8+UtWYgeEuuqFEGwZO8DjCjWQDISlA9g0xuWfwF7AA/vtsVDVo9ukAAAAASUVORK5CYII=，
for j<k, data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABQAAAAVCAYAAABG1c6oAAAAAXNSR0ICQMB9xQAAAAlwSFlzAAAOxAAADsQBlSsOGwAAABl0RVh0U29mdHdhcmUATWljcm9zb2Z0IE9mZmljZX/tNXEAAADwSURBVDjLY2hsbGSgJmYYNZChoyONx0OGYQ8DA8N/EJZ1yymm2IVgQ2VlV3rk1RtSxcv1eR6GsrIeK9M6OnioYmCOm2wxqV7FH4ZkehergZR4F6uBlHgXw8D6+lhJIwaj3bH19ZIwsYZoYx/j6AYfDJ8A1UZGYgYLA7JGWNpDxcZ3kS3IczNOccnLs3WXM56FLE52TmnIy5PIa8iT8PCITqY464F9YRy1EBRxHtF5XuAcBeRTZCAoPEHelpVluIktbEkyMM/NLSyyPk/VzditNq8+UtWYgeEuuqFEGwZO8DjCjWQDISlA9g0xuWfwF7AA/vtsVDVo9ukAAAAASUVORK5CYII==data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA8AAAANCAYAAAB2HjRBAAAAAXNSR0ICQMB9xQAAAAlwSFlzAAAOxAAADsQBlSsOGwAAABl0RVh0U29mdHdhcmUATWljcm9zb2Z0IE9mZmljZX/tNXEAAAB7SURBVDjLY2hsbGQgFzMMHs1RxgwLGRgY/qNg46iFeDV3dKTxeMgw7JF1yykG8evzPAyN3fJSiLK5IdrYB9kGkGHucsazYuvrJQlqBjkXZivMZllZj5VpHR08RGmG2QzzgnF0gw9Rzq6vj5U0ZmC4CwskQhoHWTzTTTMAHI8eUJ1oG7UAAAAASUVORK5CYII=data:image/png;base64,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, data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA8AAAANCAYAAAB2HjRBAAAAAXNSR0ICQMB9xQAAAAlwSFlzAAAOxAAADsQBlSsOGwAAABl0RVh0U29mdHdhcmUATWljcm9zb2Z0IE9mZmljZX/tNXEAAAB7SURBVDjLY2hsbGQgFzMMHs1RxgwLGRgY/qNg46iFeDV3dKTxeMgw7JF1yykG8evzPAyN3fJSiLK5IdrYB9kGkGHucsazYuvrJQlqBjkXZivMZllZj5VpHR08RGmG2QzzgnF0gw9Rzq6vj5U0ZmC4CwskQhoHWTzTTTMAHI8eUJ1oG7UAAAAASUVORK5CYII==data:image/png;base64,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, data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABcAAAAVCAYAAACt4nWrAAAAAXNSR0ICQMB9xQAAAAlwSFlzAAAOxAAADsQBlSsOGwAAABl0RVh0U29mdHdhcmUATWljcm9zb2Z0IE9mZmljZX/tNXEAAAEWSURBVEjH7ZUxbgJBDEV9AA4QJJyOAyD3KZ1RRI20jKiCqJAb6si73TZcgI6SO3ARCm7AHUCOMtJqFhbNjtJEKdxYo+eZ7/93oaoq+K2Cf3gnXHUxJIAzAFytkNebVp/m+943r+vVwCEenOik2VdxE2JZZsliEER3WNX1oNkXpmU8MBm+ZtyQL6et1zj/maW5Qd5fabdQHcavcYW+5S3UJKH5Nj7giTQemAw3SYJDmg5illm2FUtPUxi5Y1jmI+fcK7tEUbTPtRYafA6Aly5wcNCjXWUltBR5sVd2uakf2CT8Seu3m7x8uBEc4wT3hoc8mDyIcIrz0RsuzDPT2CRh4i/RYmzfn3hAMjglselaP3HR3/hZ3AB7Fcnpt1l9kwAAAABJRU5ErkJggg==为高斯随机变量（均值为0，方差为1）
for j=k, data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABQAAAAVCAYAAABG1c6oAAAAAXNSR0ICQMB9xQAAAAlwSFlzAAAOxAAADsQBlSsOGwAAABl0RVh0U29mdHdhcmUATWljcm9zb2Z0IE9mZmljZX/tNXEAAADwSURBVDjLY2hsbGSgJmYYNZChoyONx0OGYQ8DA8N/EJZ1yymm2IVgQ2VlV3rk1RtSxcv1eR6GsrIeK9M6OnioYmCOm2wxqV7FH4ZkehergZR4F6uBlHgXw8D6+lhJIwaj3bH19ZIwsYZoYx/j6AYfDJ8A1UZGYgYLA7JGWNpDxcZ3kS3IczNOccnLs3WXM56FLE52TmnIy5PIa8iT8PCITqY464F9YRy1EBRxHtF5XuAcBeRTZCAoPEHelpVluIktbEkyMM/NLSyyPk/VzditNq8+UtWYgeEuuqFEGwZO8DjCjWQDISlA9g0xuWfwF7AA/vtsVDVo9ukAAAAASUVORK5CYII==data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA8AAAANCAYAAAB2HjRBAAAAAXNSR0ICQMB9xQAAAAlwSFlzAAAOxAAADsQBlSsOGwAAABl0RVh0U29mdHdhcmUATWljcm9zb2Z0IE9mZmljZX/tNXEAAAB7SURBVDjLY2hsbGQgFzMMHs1RxgwLGRgY/qNg46iFeDV3dKTxeMgw7JF1yykG8evzPAyN3fJSiLK5IdrYB9kGkGHucsazYuvrJQlqBjkXZivMZllZj5VpHR08RGmG2QzzgnF0gw9Rzq6vj5U0ZmC4CwskQhoHWTzTTTMAHI8eUJ1oG7UAAAAASUVORK5CYII=data:image/png;base64,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，data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA8AAAANCAYAAAB2HjRBAAAAAXNSR0ICQMB9xQAAAAlwSFlzAAAOxAAADsQBlSsOGwAAABl0RVh0U29mdHdhcmUATWljcm9zb2Z0IE9mZmljZX/tNXEAAAB7SURBVDjLY2hsbGQgFzMMHs1RxgwLGRgY/qNg46iFeDV3dKTxeMgw7JF1yykG8evzPAyN3fJSiLK5IdrYB9kGkGHucsazYuvrJQlqBjkXZivMZllZj5VpHR08RGmG2QzzgnF0gw9Rzq6vj5U0ZmC4CwskQhoHWTzTTTMAHI8eUJ1oG7UAAAAASUVORK5CYII==data:image/png;base64,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，data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAVCAYAAABPPm7SAAAAAXNSR0ICQMB9xQAAAAlwSFlzAAAOxAAADsQBlSsOGwAAABl0RVh0U29mdHdhcmUATWljcm9zb2Z0IE9mZmljZX/tNXEAAADcSURBVDjLY2hsbGSgBDMMIwMaoo19GBgY/kOw8d3Y+nrJ+jwPQ1kGhjcgMePoBh+CLgBrkPVYmdbRwQMTy3GTLcalGcMAsCuMoxYi82XdcoqJDgOQbTAN9fWxksbG0fUkBWKUMcNCmHOjjY3rQeFAtAEdHWk8HrKyKz3y6g0J+RurASAnGzEY7Y7O8/AydstLITkaITFgst3Y2KMbORZITAeyb0BewKU4z804BV2epFTXkJcnge464jWjpRGyDMAWM0QbkOfmFoYtXRClGZxGPKKTycrOhGJn4AsUABNR7/dweSalAAAAAElFTkSuQmCC是gamma随机变量，其概率密度函数data:image/png;base64,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
data:image/png;base64,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，
求帮忙编程，当
data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA0AAAAQCAYAAADNo/U5AAAAAXNSR0ICQMB9xQAAAAlwSFlzAAAOxAAADsQBlSsOGwAAABl0RVh0U29mdHdhcmUATWljcm9zb2Z0IE9mZmljZX/tNXEAAACiSURBVDjLY2hsbGQgFTMMrKaOjjQeDxmGPQwMDP8ZZDz2pHV08BDUlOdmnOKRV29Yn+dhKCvrsZIoTQ3Rxj7G0Q0+JPspyphhIS6NGAI5brLFIL8Yu7nVYnMahiaQsxiMoxaC2GD/MBidiq2vl8SpCRxisrIrQQGAbgBOTfX1sZLGDAx3Qf4AsY0YjHZjswXDeSDPg+OGwfguLg2DIBnRRBMAYwUxpLMcZJ8AAAAASUVORK5CYII==0.1， 0.3， 0.5，时， data:image/png;base64,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的图，其中E为期望，data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABMAAAAXCAYAAADpwXTaAAAAAXNSR0ICQMB9xQAAAAlwSFlzAAAOxAAADsQBlSsOGwAAABl0RVh0U29mdHdhcmUATWljcm9zb2Z0IE9mZmljZX/tNXEAAABZSURBVDjLY2hsbGSgFmYY/IYFBgYmgLCDg0NDQkKCAy4NMHUwjNUwkCEgbGBgMB9dETKGqYPhUcNGDRs1bNQwKhhWXl4uAMUSHR0dHLgMQ1IHxkOs2KYGBgCojXOxX41TPgAAAABJRU5ErkJggg==为范数。 高手来帮帮我把，万分感激！！
{:{19}:} 怎么不能显示呢？？ 正文没显示，发个截图吧，请高手指点一下吧
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